{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T05:28:27Z","timestamp":1787030907899,"version":"build-2736575974"},"reference-count":32,"publisher":"National Athletic Trainers' Association","issue":"3","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2016,3]]},"abstract":"<jats:p>The appropriate resistance intensity to prescribe for shoulder rehabilitative exercise is not completely known. Excessive activation of the deltoid and upper trapezius muscles could be counterproductive for scapulohumeral rhythm during humeral elevation.Context:<\/jats:p>\n                  <jats:p>To identify the effects of different exercise intensities on the scapular muscles during a free-motion \u201crobbery\u201d exercise performed in different degrees of shoulder abduction in seated and standing positions.Objective:<\/jats:p>\n                  <jats:p>Descriptive laboratory study.Design:<\/jats:p>\n                  <jats:p>Kinesiology Adapted Physical Education Laboratory.Setting:<\/jats:p>\n                  <jats:p>A total of 15 healthy male college students (age = 20.5 \u00b1 2.2 years, height = 174.5 \u00b1 5.3 cm, mass = 63.8 \u00b1 6.0 kg).Patients or Other Participants:<\/jats:p>\n                  <jats:p>Participants performed 5 repetitions of a randomized exercise sequence of the robbery exercise in 2 body positions (seated, standing), 2 shoulder-abducted positions (W [20\u00b0], 90\/90 [90\u00b0]) at 3 intensities (0%, 3%, and 7% body weight).Intervention(s):<\/jats:p>\n                  <jats:p>Electromyographic (EMG) activity of the upper trapezius, lower trapezius, serratus anterior, anterior deltoid, and infraspinatus muscles of the upper extremity was collected. All EMG activities were normalized by the maximal voluntary isometric contraction of each corresponding muscle (%).Main Outcome Measure(s):<\/jats:p>\n                  <jats:p>\n                    The serratus anterior, anterior deltoid, and infraspinatus EMG activities were greater at 7% body weight in the seated position compared with the standing position (\n                    <jats:italic>P<\/jats:italic>\n                    &lt; .05). The EMG activities in all 5 muscles were greater in the 90\/90 position than in the W position (\n                    <jats:italic>P<\/jats:italic>\n                    &lt; .05).Results:\n                  <\/jats:p>\n                  <jats:p>Scapular muscle activity modulated relative to changes in body posture and resistance intensity. These findings will enable clinicians to prescribe the appropriate level of exercise intensity and positioning during shoulder rehabilitation.Conclusions:<\/jats:p>","DOI":"10.4085\/1062-6050-51.4.10","type":"journal-article","created":{"date-parts":[[2016,9,19]],"date-time":"2016-09-19T13:47:32Z","timestamp":1474292852000},"page":"195-204","source":"Crossref","is-referenced-by-count":20,"title":["Electromyographic Activity of Scapular Muscle Control in Free-Motion Exercise"],"prefix":"10.4085","volume":"51","author":[{"given":"Yukiko","family":"Nakamura","sequence":"first","affiliation":[{"name":"Department of Kinesiology, San Jos\u00e9 State University, CA;"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Masaaki","family":"Tsuruike","sequence":"additional","affiliation":[{"name":"Department of Kinesiology, San Jos\u00e9 State University, CA;"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Todd S.","family":"Ellenbecker","sequence":"additional","affiliation":[{"name":"Physiotherapy Associates Scottsdale Sports Clinic, AZ"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"2557","reference":[{"issue":"10","key":"i1062-6050-51-3-195-b01","series-title":"J Orthop Sports Phys Ther","first-page":"574","article-title":"Comparison of 3-dimensional scapular position and orientation between subjects with and without shoulder impingement","volume":"29","author":"Lukasiewicz \n              AC,","year":"1999","unstructured":"Lukasiewicz \n              AC, \n            \n            \n              McClure \n              P, \n            \n            \n              Michener \n              L, \n            \n            \n              Pratt \n              N, \n            \n            \n              Sennett \n              B. \n            \n          \n          Comparison of 3-dimensional scapular position and orientation between subjects with and without shoulder impingement. J Orthop Sports Phys Ther. 1999;29(10):574\u2013586."},{"issue":"3","key":"i1062-6050-51-3-195-b02","series-title":"Phys Ther","first-page":"276","article-title":"Alterations in shoulder kinematics and associated muscle activity in people with symptoms of shoulder impingement","volume":"80","author":"Ludewig \n              PM,","year":"2000","unstructured":"Ludewig \n              PM, \n            \n            \n              Cook \n              TM. \n            \n          \n          Alterations in shoulder kinematics and associated muscle activity in people with symptoms of shoulder impingement. Phys Ther. 2000;80(3):276\u2013291."},{"issue":"1","key":"i1062-6050-51-3-195-b03","series-title":"J Orthop Sci","first-page":"3","article-title":"Radiographic assessment of scapular rotational tilt in chronic shoulder impingement syndrome","volume":"6","author":"Endo \n              K,","year":"2001","unstructured":"Endo \n              K, \n            \n            \n              Ikata \n              T, \n            \n            \n              Katoh \n              S, \n            \n            \n              Takeda \n              Y. \n            \n          \n          Radiographic assessment of scapular rotational tilt in chronic shoulder impingement syndrome. J Orthop Sci. 2001;6(1):3\u201310."},{"issue":"3","key":"i1062-6050-51-3-195-b04","series-title":"J Shoulder Elbow Surg","first-page":"269","article-title":"Direct 3-dimensional measurement of scapular kinematics during dynamic movements in vivo","volume":"10","author":"McClure \n              PW,","year":"2001","unstructured":"McClure \n              PW, \n            \n            \n              Michener \n              LA, \n            \n            \n              Sennett \n              BJ, \n            \n            \n              Karduna \n              AR. \n            \n          \n          Direct 3-dimensional measurement of scapular kinematics during dynamic movements in vivo. J Shoulder Elbow Surg. 2001;10(3):269\u2013277."},{"issue":"2","key":"i1062-6050-51-3-195-b05","series-title":"J Orthop Sports Phys Ther","first-page":"90","article-title":"The association of scapular kinematics and glenohumeral joint pathologies","volume":"39","author":"Ludewig \n              PM,","year":"2009","unstructured":"Ludewig \n              PM, \n            \n            \n              Reynolds \n              JF. \n            \n          \n          The association of scapular kinematics and glenohumeral joint pathologies. J Orthop Sports Phys Ther. 2009;39(2):90\u2013104."},{"issue":"6","key":"i1062-6050-51-3-195-b06","series-title":"J Electromyogr Kinesiol","first-page":"576","article-title":"Functional activity characteristics of individuals with shoulder dysfunctions","volume":"15","author":"Lin \n              J,","year":"2005","unstructured":"Lin \n              J, \n            \n            \n              Hanten \n              WP, \n            \n            \n              Olson \n              SL, \n            \n            et al. \n          Functional activity characteristics of individuals with shoulder dysfunctions. J Electromyogr Kinesiol. 2005;15(6):576\u2013586."},{"issue":"7","key":"i1062-6050-51-3-195-b07","series-title":"Clin Biomech (Bristol, Avon)","first-page":"700","article-title":"Three-dimensional scapulothoracic motion during active and passive arm elevation","volume":"20","author":"Ebaugh \n              DD,","year":"2005","unstructured":"Ebaugh \n              DD, \n            \n            \n              McClure \n              PW, \n            \n            \n              Karduna \n              AR. \n            \n          \n          Three-dimensional scapulothoracic motion during active and passive arm elevation. Clin Biomech (Bristol, Avon). 2005;20(7):700\u2013709."},{"issue":"4","key":"i1062-6050-51-3-195-b08","series-title":"Am J Sports Med","first-page":"542","article-title":"Scapular muscle recruitment patterns: trapezius muscle latency with and without impingement symptoms","volume":"31","author":"Cools \n              AM,","year":"2003","unstructured":"Cools \n              AM, \n            \n            \n              Witvrouw \n              EE, \n            \n            \n              Declercq \n              GA, \n            \n            \n              Danneels \n              LA, \n            \n            \n              Cambier \n              DC. \n            \n          \n          Scapular muscle recruitment patterns: trapezius muscle latency with and without impingement symptoms. Am J Sports Med. 2003;31(4):542\u2013549."},{"issue":"1","key":"i1062-6050-51-3-195-b09","series-title":"Scand J Med Sci Sports","first-page":"25","article-title":"Trapezius activity and intramuscular balance during isokinetic exercise in overhead athletes with impingement symptoms","volume":"17","author":"Cools \n              AM,","year":"2007","unstructured":"Cools \n              AM, \n            \n            \n              Declercq \n              GA, \n            \n            \n              Cambier \n              DC, \n            \n            \n              Mahieu \n              NN, \n            \n            \n              Witvrouw \n              EE. \n            \n          \n          Trapezius activity and intramuscular balance during isokinetic exercise in overhead athletes with impingement symptoms. Scand J Med Sci Sports. 2007;17(1):25\u201333."},{"issue":"5","key":"i1062-6050-51-3-195-b10","series-title":"J Electromyogr Kinesiol","first-page":"789","article-title":"The activity pattern of shoulder muscles in subjects with and without subacromial impingement","volume":"19","author":"Diederichsen \n              LP,","year":"2009","unstructured":"Diederichsen \n              LP, \n            \n            \n              Norregaard \n              J, \n            \n            \n              Dyhre-Poulsen \n              P, \n            \n            et al. \n          The activity pattern of shoulder muscles in subjects with and without subacromial impingement. J Electromyogr Kinesiol. 2009;19(5):789\u2013799."},{"issue":"4","key":"i1062-6050-51-3-195-b11","series-title":"Am J Roentgenol","first-page":"1081","article-title":"Three-dimensional analysis of the width of the subacromial space in healthy subjects and patients with impingement syndrome","volume":"172","author":"Graichen \n              H,","year":"1999","unstructured":"Graichen \n              H, \n            \n            \n              Bonel \n              H, \n            \n            \n              Stammberger \n              T, \n            \n            et al. \n          Three-dimensional analysis of the width of the subacromial space in healthy subjects and patients with impingement syndrome. Am J Roentgenol. 1999;172(4):1081\u20131086."},{"issue":"6","key":"i1062-6050-51-3-195-b12","series-title":"J Shoulder Elbow Surg","first-page":"519","article-title":"Electromyographic analysis of the deltoid and rotator cuff muscles in persons with subacromial impingement","volume":"9","author":"Reddy \n              AS,","year":"2000","unstructured":"Reddy \n              AS, \n            \n            \n              Mohr \n              KJ, \n            \n            \n              Pink \n              MM, \n            \n            \n              Jobe \n              FW. \n            \n          \n          Electromyographic analysis of the deltoid and rotator cuff muscles in persons with subacromial impingement. J Shoulder Elbow Surg. 2000;9(6):519\u2013523."},{"issue":"12","key":"i1062-6050-51-3-195-b13","series-title":"Med Sci Sports Exerc","first-page":"2055","article-title":"Influence of adducting and abducting muscle forces on the subacromial space width","volume":"35","author":"Hinterwimmer \n              S,","year":"2003","unstructured":"Hinterwimmer \n              S, \n            \n            \n              Von Eisenhart-Rothe \n              R, \n            \n            \n              Siebert \n              M, \n            \n            et al. \n          Influence of adducting and abducting muscle forces on the subacromial space width. Med Sci Sports Exerc. 2003;35(12):2055\u20132059."},{"issue":"5","key":"i1062-6050-51-3-195-b14","series-title":"Br J Sports Med","first-page":"300","article-title":"Current concepts: scapular dyskinesis","volume":"44","author":"Kibler \n              WB,","year":"2010","unstructured":"Kibler \n              WB, \n            \n            \n              Sciascia \n              A. \n            \n          \n          Current concepts: scapular dyskinesis. Br J Sports Med. 2010;44(5):300\u2013305."},{"issue":"5","key":"i1062-6050-51-3-195-b15","series-title":"J Orthop Sports Phys Ther","first-page":"247","article-title":"Surface electromyographic analysis of exercises for the trapezius and serratus anterior muscles","volume":"33","author":"Ekstrom \n              RA,","year":"2003","unstructured":"Ekstrom \n              RA, \n            \n            \n              Donatelli \n              RA, \n            \n            \n              Soderberg \n              GL. \n            \n          \n          Surface electromyographic analysis of exercises for the trapezius and serratus anterior muscles. J Orthop Sports Phys Ther. 2003;33(5):247\u2013258."},{"issue":"7","key":"i1062-6050-51-3-195-b16","series-title":"J Orthop Sports Phys Ther","first-page":"385","article-title":"Electromyographic analysis of the rotator cuff and deltoid musculature during common shoulder external rotation exercises","volume":"34","author":"Reinold \n              MM,","year":"2004","unstructured":"Reinold \n              MM, \n            \n            \n              Wilk \n              KE, \n            \n            \n              Fleisig \n              GS, \n            \n            et al. \n          Electromyographic analysis of the rotator cuff and deltoid musculature during common shoulder external rotation exercises. J Orthop Sports Phys Ther. 2004;34(7):385\u2013394."},{"issue":"12","key":"i1062-6050-51-3-195-b17","series-title":"J Orthop Sports Phys Ther","first-page":"903","article-title":"A comparison of serratus anterior muscle activation during a wall exercise and other traditional exercises","volume":"36","author":"Hardwick \n              DH,","year":"2006","unstructured":"Hardwick \n              DH, \n            \n            \n              Beebe \n              JA, \n            \n            \n              McDonnell \n              MK, \n            \n            \n              Lang \n              CE. \n            \n          \n          A comparison of serratus anterior muscle activation during a wall exercise and other traditional exercises. J Orthop Sports Phys Ther. 2006;36(12):903\u2013910."},{"issue":"3","key":"i1062-6050-51-3-195-b18","series-title":"J Orthop Sports Phys Ther","first-page":"169","article-title":"Three-dimensional scapular and clavicular kinematics and scapular muscle activity during retraction exercises","volume":"40","author":"Oyama \n              S,","year":"2010","unstructured":"Oyama \n              S, \n            \n            \n              Myers \n              JB, \n            \n            \n              Wassinger \n              CA, \n            \n            \n              Lephart \n              SM. \n            \n          \n          Three-dimensional scapular and clavicular kinematics and scapular muscle activity during retraction exercises. J Orthop Sports Phys Ther. 2010;40(3):169\u2013179."},{"issue":"5","key":"i1062-6050-51-3-195-b19","series-title":"Clin J Sport Med","first-page":"405","article-title":"Scapular muscle activity in overhead and nonoverhead athletes during closed chain exercises","volume":"21","author":"Tucker \n              WS,","year":"2011","unstructured":"Tucker \n              WS, \n            \n            \n              Bruenger \n              AJ, \n            \n            \n              Doster \n              CM, \n            \n            \n              Hoffmeyer \n              DR. \n            \n          \n          Scapular muscle activity in overhead and nonoverhead athletes during closed chain exercises. Clin J Sport Med. 2011;21(5):405\u2013410."},{"issue":"2","key":"i1062-6050-51-3-195-b20","series-title":"Am J Sports Med","first-page":"484","article-title":"Relative balance of serratus anterior and upper trapezius muscle activity during push-up exercises","volume":"32","author":"Ludewig \n              PM,","year":"2004","unstructured":"Ludewig \n              PM, \n            \n            \n              Hoff \n              MS, \n            \n            \n              Osowski \n              EE, \n            \n            \n              Meschke \n              SA, \n            \n            \n              Rundquist \n              PJ. \n            \n          \n          Relative balance of serratus anterior and upper trapezius muscle activity during push-up exercises. Am J Sports Med. 2004;32(2):484\u2013493."},{"issue":"14","key":"i1062-6050-51-3-195-b21","series-title":"Br J Sports Med","first-page":"1010","article-title":"Electromyographic analysis of knee push up plus variations: what is the influence of the kinetic chain on scapular muscle activity?","volume":"44","author":"Maenhout \n              A,","year":"2010","unstructured":"Maenhout \n              A, \n            \n            \n              Van Praet \n              K, \n            \n            \n              Pizzi \n              L, \n            \n            \n              Van Herzeele \n              M, \n            \n            \n              Cools \n              A. \n            \n          \n          Electromyographic analysis of knee push up plus variations: what is the influence of the kinetic chain on scapular muscle activity?\n          Br J Sports Med. 2010;44(14):1010\u20131015."},{"issue":"2","key":"i1062-6050-51-3-195-b22","series-title":"Am J Sports Med","first-page":"325","article-title":"The role of the scapula in athletic shoulder function","volume":"26","author":"Kibler \n              WB.","year":"1998","unstructured":"Kibler \n              WB. \n            \n          \n          The role of the scapula in athletic shoulder function. Am J Sports Med. 1998;26(2):325\u2013337."},{"issue":"3","key":"i1062-6050-51-3-195-b23","series-title":"J Athl Train","first-page":"329","article-title":"A kinetic chain approach for shoulder rehabilitation","volume":"35","author":"McMullen \n              J,","year":"2000","unstructured":"McMullen \n              J, \n            \n            \n              Uhl \n              TL. \n            \n          \n          A kinetic chain approach for shoulder rehabilitation. J Athl Train. 2000;35(3):329\u2013337."},{"issue":"10","key":"i1062-6050-51-3-195-b24","series-title":"Am J Sports Med","first-page":"1643","article-title":"Evaluation of apparent and absolute supraspinatus strength in patients with shoulder injury using the scapular retraction test","volume":"34","author":"Kibler \n              WB,","year":"2006","unstructured":"Kibler \n              WB, \n            \n            \n              Sciascia \n              A, \n            \n            \n              Dome \n              D. \n            \n          \n          Evaluation of apparent and absolute supraspinatus strength in patients with shoulder injury using the scapular retraction test. Am J Sports Med. 2006;34(10):1643\u20131647."},{"issue":"3","key":"i1062-6050-51-3-195-b25","series-title":"J Electromyogr Kinesiol","first-page":"679","article-title":"Effects of trunk rotation on scapular kinematics and muscle activity during humeral elevation","volume":"23","author":"Nagai \n              K,","year":"2013","unstructured":"Nagai \n              K, \n            \n            \n              Tateuchi \n              H, \n            \n            \n              Takashima \n              S, \n            \n            et al. \n          Effects of trunk rotation on scapular kinematics and muscle activity during humeral elevation. J Electromyogr Kinesiol. 2013;23(3):679\u2013687."},{"issue":"5","key":"i1062-6050-51-3-195-b26","series-title":"Br J Sports Med","first-page":"319","article-title":"Rehabilitation of shoulder impingement syndrome and rotator cuff injuries: an evidence-based review","volume":"44","author":"Ellenbecker \n              TS,","year":"2010","unstructured":"Ellenbecker \n              TS, \n            \n            \n              Cools \n              A. \n            \n          \n          Rehabilitation of shoulder impingement syndrome and rotator cuff injuries: an evidence-based review. Br J Sports Med. 2010;44(5):319\u2013327."},{"issue":"9","key":"i1062-6050-51-3-195-b27","series-title":"Am J Sports Med","first-page":"1789","article-title":"Electromyographic analysis of specific exercises for scapular control in early phases of shoulder rehabilitation","volume":"36","author":"Kibler \n              WB,","year":"2008","unstructured":"Kibler \n              WB, \n            \n            \n              Sciascia \n              AD, \n            \n            \n              Uhl \n              TL, \n            \n            \n              Tambay \n              N, \n            \n            \n              Cunningham \n              T. \n            \n          \n          Electromyographic analysis of specific exercises for scapular control in early phases of shoulder rehabilitation. Am J Sports Med. 2008;36(9):1789\u20131798."},{"issue":"2","key":"i1062-6050-51-3-195-b28","series-title":"J Athl Train","first-page":"199","article-title":"Serratus anterior and lower trapezius muscle activities during multi-joint isotonic scapular exercises and isometric contractions","volume":"50","author":"Tsuruike \n              M,","year":"2015","unstructured":"Tsuruike \n              M, \n            \n            \n              Ellenbecker \n              TS. \n            \n          \n          Serratus anterior and lower trapezius muscle activities during multi-joint isotonic scapular exercises and isometric contractions. J Athl Train. 2015;50(2):199\u2013210."},{"issue":"1","key":"i1062-6050-51-3-195-b29","series-title":"J Shoulder Elbow Surg","first-page":"47","article-title":"Electromyographic analysis of deltoid and rotator cuff function under varying loads and speeds","volume":"9","author":"Alpert \n              SW,","year":"2000","unstructured":"Alpert \n              SW, \n            \n            \n              Pink \n              MM, \n            \n            \n              Jobe \n              FW, \n            \n            \n              McMahon \n              PJ, \n            \n            \n              Mathiyakom \n              W. \n            \n          \n          Electromyographic analysis of deltoid and rotator cuff function under varying loads and speeds. J Shoulder Elbow Surg. 2000;9(1):47\u201358."},{"issue":"5","key":"i1062-6050-51-3-195-b30","series-title":"J Shoulder Elbow Surg","first-page":"563","article-title":"Relative contributions of infraspinatus and deltoid during external rotation in healthy shoulders","volume":"16","author":"Bitter \n              NL,","year":"2007","unstructured":"Bitter \n              NL, \n            \n            \n              Clisby \n              EF, \n            \n            \n              Jones \n              MA, \n            \n            \n              Magarey \n              ME, \n            \n            \n              Jaberzadeh \n              S, \n            \n            \n              Sandow \n              MJ. \n            \n          \n          Relative contributions of infraspinatus and deltoid during external rotation in healthy shoulders. J Shoulder Elbow Surg. 2007;16(5):563\u2013568."},{"issue":"suppl 1","key":"i1062-6050-51-3-195-b31","series-title":"J Shoulder Elbow Surg","first-page":"S87","article-title":"Relative contributions of the infraspinatus and deltoid during external rotation in patients with symptomatic subacromial impingement","volume":"17","author":"Clisby \n              EF,","year":"2008","unstructured":"Clisby \n              EF, \n            \n            \n              Bitter \n              NL, \n            \n            \n              Sandow \n              MJ, \n            \n            \n              Jones \n              MA, \n            \n            \n              Magarey \n              ME, \n            \n            \n              Jaberzadeh \n              S. \n            \n          \n          Relative contributions of the infraspinatus and deltoid during external rotation in patients with symptomatic subacromial impingement. J Shoulder Elbow Surg. 2008;17(suppl 1):S87\u2013S92."},{"issue":"1","key":"i1062-6050-51-3-195-b32","series-title":"J Shoulder Elbow Surg","first-page":"15","article-title":"An electromyographic analysis of the upper extremity in pitching","volume":"1","author":"DiGiovine \n              NM,","year":"1992","unstructured":"DiGiovine \n              NM, \n            \n            \n              Jobe \n              FW, \n            \n            \n              Pink \n              M, \n            \n            \n              Perry \n              J. \n            \n          \n          An electromyographic analysis of the upper extremity in pitching. J Shoulder Elbow Surg. 1992;1(1):15\u201325."}],"container-title":["Journal of Athletic Training"],"original-title":[],"link":[{"URL":"https:\/\/nata.kglmeridian.com\/view\/journals\/attr\/51\/3\/article-p195.xml","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/meridian.allenpress.com\/jat\/article-pdf\/51\/3\/195\/1457563\/1062-6050-51_4_10.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"syndication"},{"URL":"https:\/\/nata.kglmeridian.com\/downloadpdf\/journals\/attr\/51\/3\/article-p195.xml","content-type":"text\/html","content-version":"vor","intended-application":"syndication"},{"URL":"https:\/\/nata.kglmeridian.com\/downloadpdf\/journals\/attr\/51\/3\/article-p195.xml","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,11]],"date-time":"2025-06-11T20:43:00Z","timestamp":1749674580000},"score":1,"resource":{"primary":{"URL":"https:\/\/nata.kglmeridian.com\/view\/journals\/attr\/51\/3\/article-p195.xml"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2016,3]]},"references-count":32,"journal-issue":{"issue":"3"},"URL":"https:\/\/doi.org\/10.4085\/1062-6050-51.4.10","relation":{},"ISSN":["1062-6050"],"issn-type":[{"value":"1062-6050","type":"print"}],"subject":[],"published":{"date-parts":[[2016,3]]}}}