{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,27]],"date-time":"2026-10-27T10:04:36Z","timestamp":1793095476109,"version":"4.5.0"},"reference-count":39,"publisher":"Springer Science and Business Media LLC","issue":"5","license":[{"start":{"date-parts":[[2019,1,9]],"date-time":"2019-01-09T00:00:00Z","timestamp":1546992000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc\/4.0"}],"funder":[{"DOI":"10.13039\/501100004359","name":"Vetenskapsr?det","doi-asserted-by":"publisher","award":["2016-02584"],"award-info":[{"award-number":["2016-02584"]}],"id":[{"id":"10.13039\/501100004359","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Osteoporos Int"],"published-print":{"date-parts":[[2019,5]]},"DOI":"10.1007\/s00198-018-04826-2","type":"journal-article","created":{"date-parts":[[2019,1,9]],"date-time":"2019-01-09T08:27:36Z","timestamp":1547022456000},"page":"965-973","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":39,"title":["Epidemiology of osteonecrosis among older adults in Sweden"],"prefix":"10.1007","volume":"30","author":[{"given":"J.","family":"Bergman","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A.","family":"Nordstr\u00f6m","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"P.","family":"Nordstr\u00f6m","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2019,1,9]]},"reference":[{"key":"4826_CR1","doi-asserted-by":"publisher","first-page":"1473","DOI":"10.1056\/NEJM199205283262206","volume":"326","author":"H Mankin","year":"1992","unstructured":"Mankin H (1992) Nontraumatic necrosis of bone (osteonecrosis). N Engl J Med 326:1473\u20131479. \n                    https:\/\/doi.org\/10.1056\/NEJM199205283262206","journal-title":"N Engl J Med"},{"key":"4826_CR2","doi-asserted-by":"publisher","first-page":"399","DOI":"10.1053\/berh.2000.0072","volume":"14","author":"K Pavelka","year":"2000","unstructured":"Pavelka K (2000) Osteonecrosis. Baillieres Best Pr Res Clin Rheumatol 14:399\u2013414. \n                    https:\/\/doi.org\/10.1053\/berh.2000.0072","journal-title":"Baillieres Best Pr Res Clin Rheumatol"},{"key":"4826_CR3","doi-asserted-by":"publisher","first-page":"253","DOI":"10.1302\/0301-620X.78B2.0780253","volume":"78\u2013B","author":"N Sugano","year":"1996","unstructured":"Sugano N, Masuhara K, Nakamura N, Ochi T, Hirooka A, Hayami Y (1996) MRI of early osteonecrosis of the femoral head after transcervical fracture. J Bone Jt Surg Br 78\u2013B:253\u2013257","journal-title":"J Bone Jt Surg Br"},{"key":"4826_CR4","doi-asserted-by":"publisher","first-page":"525","DOI":"10.1016\/S0020-1383(02)00367-4","volume":"34","author":"K Nikolopoulos","year":"2003","unstructured":"Nikolopoulos K, Papadakis S, Kateros K et al (2003) Long-term outcome of patients with avascular necrosis, after internal fixation of femoral neck fractures. Injury 34:525\u2013528. \n                    https:\/\/doi.org\/10.1016\/S0020-1383(02)00367-4","journal-title":"Injury"},{"key":"4826_CR5","doi-asserted-by":"publisher","first-page":"559","DOI":"10.1016\/S1058-2746(99)90089-7","volume":"8","author":"SJ Hattrup","year":"1999","unstructured":"Hattrup SJ, Cofield RH (1999) Osteonecrosis of the humeral head: relationship of disease stage, extent, and cause to natural history. J Soulder Elb Surg 8:559\u2013564. \n                    https:\/\/doi.org\/10.1016\/S1058-2746(99)90089-7","journal-title":"J Soulder Elb Surg"},{"key":"4826_CR6","doi-asserted-by":"publisher","first-page":"987","DOI":"10.2214\/AJR.07.3634","volume":"191","author":"JW Kwon","year":"2008","unstructured":"Kwon JW, Huh SJ, Yoon YC, Choi SH, Jung JY, Oh D, Choe BK (2008) Pelvic bone complications after radiation therapy of uterine cervical cancer: evaluation with MRI. AJR Am J Roentgenol 191:987\u2013994. \n                    https:\/\/doi.org\/10.2214\/AJR.07.3634","journal-title":"AJR Am J Roentgenol"},{"key":"4826_CR7","doi-asserted-by":"publisher","first-page":"43","DOI":"10.1111\/ecc.12105","volume":"23","author":"Q Mehmood","year":"2014","unstructured":"Mehmood Q, Beardwood M, Swindell R, Greenhalgh S, Wareham T, Barraclough L, Livsey J, Davidson SE (2014) Insufficiency fractures in patients treated with pelvic radiotherapy and chemotherapy for uterine and cervical cancer. Eur J Cancer Care (Engl) 23:43\u201350. \n                    https:\/\/doi.org\/10.1111\/ecc.12105","journal-title":"Eur J Cancer Care (Engl)"},{"key":"4826_CR8","doi-asserted-by":"publisher","first-page":"266","DOI":"10.3109\/17453674.2014.916490","volume":"85","author":"M Saito","year":"2014","unstructured":"Saito M, Ueshima K, Fujioka M, Ishida M, Goto T, Arai Y, Ikoma K, Fujiwara H, Fukushima W, Kubo T (2014) Corticosteroid administration within 2 weeks after renal transplantation affects the incidence of femoral head osteonecrosis. Acta Orthop 85:266\u2013270. \n                    https:\/\/doi.org\/10.3109\/17453674.2014.916490","journal-title":"Acta Orthop"},{"key":"4826_CR9","doi-asserted-by":"publisher","first-page":"385","DOI":"10.1191\/0961203305lu2103oa","volume":"14","author":"K Nagasawa","year":"2005","unstructured":"Nagasawa K, Tada Y, Koarada S, Horiuchi T, Tsukamoto H, Murai K, Ueda A, Yoshizawa S, Ohta A (2005) Very early development of steroid-associated osteonecrosis of femoral head in systemic lupus erythematosus: prospective study by MRI. Lupus 14:385\u2013390. \n                    https:\/\/doi.org\/10.1191\/0961203305lu2103oa","journal-title":"Lupus"},{"key":"4826_CR10","doi-asserted-by":"publisher","first-page":"383","DOI":"10.1007\/BF00182650","volume":"14","author":"D Orli\u0107","year":"1990","unstructured":"Orli\u0107 D, Jovanovi\u0107 D, Anti\u010devi\u0107 D, Ze\u010devi\u0107 J (1990) Frequency of idiopathic aseptic necrosis in medically treated alcoholics. Int Orthop 14:383\u2013386","journal-title":"Int Orthop"},{"key":"4826_CR11","doi-asserted-by":"publisher","first-page":"94","DOI":"10.1053\/sarh.2002.3202094","volume":"32","author":"Y Assouline-Dayan","year":"2002","unstructured":"Assouline-Dayan Y, C C, A G et al (2002) Pathogenesis and natural history of osteonecrosis. Semin Arthritis Rheum 32:94\u2013124. \n                    https:\/\/doi.org\/10.1053\/sarh.2002.33724","journal-title":"Semin Arthritis Rheum"},{"key":"4826_CR12","doi-asserted-by":"publisher","first-page":"77","DOI":"10.3109\/02770909909065152","volume":"36","author":"R Mirzai","year":"1999","unstructured":"Mirzai R, Chang C, Greenspan A, Gershwin ME (1999) The pathogenesis of osteonecrosis and the relationships to corticosteroids. J Asthma 36:77\u201395. \n                    https:\/\/doi.org\/10.3109\/02770909909065152","journal-title":"J Asthma"},{"key":"4826_CR13","doi-asserted-by":"publisher","first-page":"500","DOI":"10.1016\/j.jbspin.2006.01.025","volume":"73","author":"P Lafforgue","year":"2006","unstructured":"Lafforgue P (2006) Pathophysiology and natural history of avascular necrosis of bone. Joint Bone Spine 73:500\u2013507. \n                    https:\/\/doi.org\/10.1016\/j.jbspin.2006.01.025","journal-title":"Joint Bone Spine"},{"key":"4826_CR14","doi-asserted-by":"publisher","DOI":"10.1136\/bmjopen-2017-020680","volume":"8","author":"A Dima","year":"2018","unstructured":"Dima A, Pedersen AB, Pedersen L, Baicus C, Thomsen RW (2018) Association of common comorbidities with osteonecrosis: a nationwide population-based case\u2013control study in Denmark. BMJ Open 8:e020680. \n                    https:\/\/doi.org\/10.1136\/bmjopen-2017-020680","journal-title":"BMJ Open"},{"key":"4826_CR15","doi-asserted-by":"publisher","first-page":"569","DOI":"10.1007\/s00198-009-1003-1","volume":"21","author":"C Cooper","year":"2010","unstructured":"Cooper C, Steinbuch M, Stevenson R, Miday R, Watts NB (2010) The epidemiology of osteonecrosis: findings from the GPRD and THIN databases in the UK. Osteoporos Int 21:569\u2013577. \n                    https:\/\/doi.org\/10.1007\/s00198-009-1003-1","journal-title":"Osteoporos Int"},{"key":"4826_CR16","doi-asserted-by":"publisher","first-page":"278","DOI":"10.3109\/14397595.2014.932038","volume":"25","author":"K Ikeuchi","year":"2015","unstructured":"Ikeuchi K, Hasegawa Y, Seki T, Takegami Y, Amano T, Ishiguro N (2015) Epidemiology of nontraumatic osteonecrosis of the femoral head in Japan. Mod Rheumatol 25:278\u2013281. \n                    https:\/\/doi.org\/10.3109\/14397595.2014.932038","journal-title":"Mod Rheumatol"},{"key":"4826_CR17","doi-asserted-by":"publisher","first-page":"2715","DOI":"10.1007\/s11999-010-1292-x","volume":"468","author":"W Fukushima","year":"2010","unstructured":"Fukushima W, Fujioka M, Kubo T, Tamakoshi A, Nagai M, Hirota Y (2010) Nationwide epidemiologic survey of idiopathic osteonecrosis of the femoral head. Clin Orthop Relat Res 468:2715\u20132724. \n                    https:\/\/doi.org\/10.1007\/s11999-010-1292-x","journal-title":"Clin Orthop Relat Res"},{"key":"4826_CR18","doi-asserted-by":"publisher","first-page":"2843","DOI":"10.4103\/0366-6999.168017","volume":"128","author":"DW Zhao","year":"2015","unstructured":"Zhao DW, Yu M, Hu K, Wang W, Yang L, Wang BJ, Gao XH, Guo YM, Xu YQ, Wei YS, Tian SM, Yang F, Wang N, Huang SB, Xie H, Wei XW, Jiang HS, Zang YQ, Ai J, Chen YL, Lei GH, Li YJ, Tian G, Li ZS, Cao Y, Ma L (2015) Prevalence of nontraumatic osteonecrosis of the femoral head and its associated risk factors in the Chinese population: results from a nationally representative survey. Chin Med J 128:2843\u20132850. \n                    https:\/\/doi.org\/10.4103\/0366-6999.168017","journal-title":"Chin Med J"},{"key":"4826_CR19","doi-asserted-by":"publisher","first-page":"1178","DOI":"10.1016\/j.arth.2009.05.022","volume":"24","author":"JS Kang","year":"2009","unstructured":"Kang JS, Park S, Song H et al (2009) Prevalence of osteonecrosis of the femoral head: a nationwide epidemiologic analysis in Korea. J Arthroplasty 24:1178\u20131183. \n                    https:\/\/doi.org\/10.1016\/j.arth.2009.05.022","journal-title":"J Arthroplasty"},{"key":"4826_CR20","doi-asserted-by":"publisher","first-page":"330","DOI":"10.1097\/01.TP.0000149894.95435.7F","volume":"79","author":"KC Abbott","year":"2005","unstructured":"Abbott KC, Koff J, Bohen EM, Oglesby RJ, Agodoa LYC, Lentine KL, Schnitzler MA (2005) Maintenance immunosuppression use and the associated risk of avascular necrosis after kidney transplantation in the United States. Transplantation 79:330\u2013336. \n                    https:\/\/doi.org\/10.1097\/01.TP.0000149894.95435.7F","journal-title":"Transplantation"},{"key":"4826_CR21","doi-asserted-by":"publisher","first-page":"879","DOI":"10.1007\/s00296-014-3147-3","volume":"35","author":"JY Bin","year":"2015","unstructured":"Bin JY, Sung Y-K, Shim J-S et al (2015) Prevalence, incidence, and associated factors of avascular necrosis in Korean patients with systemic lupus erythematosus: a nationwide epidemiologic study. Rheumatol Int 35:879\u2013886. \n                    https:\/\/doi.org\/10.1007\/s00296-014-3147-3","journal-title":"Rheumatol Int"},{"key":"4826_CR22","doi-asserted-by":"publisher","first-page":"681","DOI":"10.2106\/00004623-199505000-00004","volume":"77","author":"JR Urbaniak","year":"1995","unstructured":"Urbaniak JR, Coogan PG, Gunneson EB, Nunley JA (1995) Treatment of osteonecrosis of the femoral head with free vascularized fibular grafting. A long-term follow-up study of one hundred and three hips. J Bone Jt Surg 77:681\u2013694","journal-title":"J Bone Jt Surg"},{"key":"4826_CR23","doi-asserted-by":"publisher","first-page":"68","DOI":"10.1302\/0301-620X.73B1.1991778","volume":"73-B","author":"K Ohzono","year":"1991","unstructured":"Ohzono K, Saito M, Takaoka K, Ono K, Saito S, Nishina T, Kadowaki T (1991) Natural history of nontraumatic avascular necrosis of the femoral head. J Bone Joint Surg Br 73\u2013B 73-B:68\u201372","journal-title":"J Bone Joint Surg Br 73\u2013B"},{"key":"4826_CR24","doi-asserted-by":"publisher","first-page":"355","DOI":"10.1016\/S1058-2746(96)80066-8","volume":"5","author":"JC L\u2019Insalata","year":"1996","unstructured":"L\u2019Insalata JC, Pagnani MJ, Warren RF, Dines DM (1996) Humeral head osteonecrosis: clinical course and radiographic predictors of outcome. J Shoulder Elb Surg 5:355\u2013361. \n                    https:\/\/doi.org\/10.1016\/S1058-2746(96)80066-8","journal-title":"J Shoulder Elb Surg"},{"key":"4826_CR25","unstructured":"Statistics Sweden. Individregister och mikrodata. \n                    https:\/\/www.scb.se\/vara-tjanster\/bestalla-mikrodata\/vilka-mikrodata-finns\/individregister\n                    \n                  \/. Accessed 1 Mar 2018"},{"key":"4826_CR26","doi-asserted-by":"publisher","unstructured":"Ludvigsson JF, Andersson E, Ekbom A, Feychting M, Kim JL, Reuterwall C, Heurgren M, Olausson PO (2011) External review and validation of the Swedish national inpatient register. BMC Public Health 11(450). \n                    https:\/\/doi.org\/10.1186\/1471-2458-11-450","DOI":"10.1186\/1471-2458-11-450"},{"key":"4826_CR27","unstructured":"Swedish National Board of Health and Welfare. Swedish Cancer Registry. \n                    http:\/\/www.socialstyrelsen.se\/register\/halsodataregister\/cancerregistret\/inenglish\n                    \n                  . Accessed 19 Apr 2018"},{"key":"4826_CR28","doi-asserted-by":"publisher","first-page":"726","DOI":"10.1002\/pds.1294","volume":"16","author":"B Wettermark","year":"2007","unstructured":"Wettermark B, Hammar N, MichaelFored C, Leimanis A, Otterblad Olausson P, Bergman U, Persson I, Sundstr\u00f6m A, Westerholm B, Ros\u00e9n M (2007) The new Swedish Prescribed Drug Register\u2014opportunities for pharmacoepidemiological research and experience from the first six months. Pharmacoepidemiol Drug Saf 16:726\u2013735. \n                    https:\/\/doi.org\/10.1002\/pds","journal-title":"Pharmacoepidemiol Drug Saf"},{"key":"4826_CR29","doi-asserted-by":"publisher","first-page":"765","DOI":"10.1007\/s10654-017-0316-1","volume":"32","author":"HL Brooke","year":"2017","unstructured":"Brooke HL, Talb\u00e4ck M, H\u00f6rnblad J, Johansson LA, Ludvigsson JF, Druid H, Feychting M, Ljung R (2017) The Swedish cause of death register. Eur J Epidemiol 32:765\u2013773. \n                    https:\/\/doi.org\/10.1007\/s10654-017-0316-1","journal-title":"Eur J Epidemiol"},{"key":"4826_CR30","volume-title":"Epidemiology: beyond the basics","author":"M Szklo","year":"2014","unstructured":"Szklo M, Nieto FJ (2014) Epidemiology: beyond the basics, 3rd edn. Jones & Bartlett Learning, Burlington","edition":"3"},{"key":"4826_CR31","volume-title":"Statistical methods in cancer research: volume II - the design and analysis of cohort studies","author":"NE Breslow","year":"1987","unstructured":"Breslow NE, Day NE (1987) Statistical methods in cancer research: volume II - the design and analysis of cohort studies. International Agency for Research on Cancer, Lyon"},{"key":"4826_CR32","doi-asserted-by":"publisher","first-page":"129","DOI":"10.2106\/00004623-199401000-00019","volume":"76","author":"MF Swiontkowski","year":"1994","unstructured":"Swiontkowski MF (1994) Intracapsular fractures of the hip. J bone Jt Surg 76:129\u2013138","journal-title":"J bone Jt Surg"},{"key":"4826_CR33","doi-asserted-by":"publisher","first-page":"1673","DOI":"10.2106\/00004623-200309000-00004","volume":"85\u2013A","author":"M Bhandari","year":"2003","unstructured":"Bhandari M, Devereaux PJ, Swiontkowski MF et al (2003) Internal fixation compared with arthroplasty for displaced fractures of the femoral neck: a meta-analysis. J Bone Jt Surg Am 85\u2013A:1673\u20131681. \n                    https:\/\/doi.org\/10.2106\/00004623-200309000-00004","journal-title":"J Bone Jt Surg Am"},{"key":"4826_CR34","doi-asserted-by":"publisher","first-page":"369","DOI":"10.1016\/S0140-6736(04)16727-5","volume":"364","author":"DP Lew","year":"2004","unstructured":"Lew DP, Waldvogel FA (2004) Osteomyelitis. Lancet 364:369\u2013379. \n                    https:\/\/doi.org\/10.1016\/S0140-6736(04)16727-5","journal-title":"Lancet"},{"key":"4826_CR35","doi-asserted-by":"publisher","first-page":"1801","DOI":"10.1002\/1529-0131(200008)43:8<1801::AID-ANR16>3.0.CO;2-O","volume":"43","author":"A Zonana-Nacach","year":"2000","unstructured":"Zonana-Nacach A, Barr SG, Magder LS, Petri M (2000) Damage in systemic lupus erythematosus and its association with corticosteroids. Arthritis Rheum 43:1801\u20131808. \n                    https:\/\/doi.org\/10.1002\/1529-0131(200008)43:8<1801::AID-ANR16>3.0.CO;2-O","journal-title":"Arthritis Rheum"},{"key":"4826_CR36","doi-asserted-by":"publisher","first-page":"462","DOI":"10.1136\/ard.59.6.462","volume":"59","author":"M Mok","year":"2000","unstructured":"Mok M, Farewell V, Isenberg D (2000) Risk factors for avascular necrosis of bone in patients with systemic lupus erythematosus: is there a role for antiphospholipid antibodies? Ann Rheum Dis 59:462\u2013467","journal-title":"Ann Rheum Dis"},{"key":"4826_CR37","doi-asserted-by":"publisher","first-page":"79","DOI":"10.1016\/S0046-8177(84)80334-2","volume":"15","author":"CF Ilardi","year":"1984","unstructured":"Ilardi CF, Sokoloff L (1984) Secondary osteonecrosis in osteoarthritis of the femoral head. Hum Pathol 15:79\u201383. \n                    https:\/\/doi.org\/10.1016\/S0046-8177(84)80334-2","journal-title":"Hum Pathol"},{"key":"4826_CR38","doi-asserted-by":"publisher","first-page":"303","DOI":"10.1053\/joca.1999.0305","volume":"8","author":"T Yamamoto","year":"2000","unstructured":"Yamamoto T, Yamaguchi T, Lee KB, Bullough PG (2000) A clinicopathologic study of osteonecrosis in the osteoarthritic hip. Osteoarthr Cartil 8:303\u2013308. \n                    https:\/\/doi.org\/10.1053\/joca.1999.0305","journal-title":"Osteoarthr Cartil"},{"key":"4826_CR39","doi-asserted-by":"publisher","first-page":"3","DOI":"10.1002\/jbmr.2405","volume":"30","author":"AA Khan","year":"2015","unstructured":"Khan AA, Morrison A, Hanley DA, Felsenberg D, McCauley LK, O\u2019Ryan F, Reid IR, Ruggiero SL, Taguchi A, Tetradis S, Watts NB, Brandi ML, Peters E, Guise T, Eastell R, Cheung AM, Morin SN, Masri B, Cooper C, Morgan SL, Obermayer-Pietsch B, Langdahl BL, al Dabagh R, Davison KS, Kendler DL, S\u00e1ndor GK, Josse RG, Bhandari M, el Rabbany M, Pierroz DD, Sulimani R, Saunders DP, Brown JP, Compston J, on behalf of the International Task Force on Osteonecrosis of the Jaw (2015) Diagnosis and management of osteonecrosis of the jaw: a systematic review and international consensus. J Bone Miner Res 30:3\u201323. \n                    https:\/\/doi.org\/10.1002\/jbmr.2405","journal-title":"J Bone Miner Res"}],"container-title":["Osteoporosis International"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s00198-018-04826-2.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1007\/s00198-018-04826-2\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s00198-018-04826-2.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2020,1,8]],"date-time":"2020-01-08T19:12:12Z","timestamp":1578510732000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/s00198-018-04826-2"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,1,9]]},"references-count":39,"journal-issue":{"issue":"5","published-print":{"date-parts":[[2019,5]]}},"alternative-id":["4826"],"URL":"https:\/\/doi.org\/10.1007\/s00198-018-04826-2","relation":{},"ISSN":["0937-941X","1433-2965"],"issn-type":[{"value":"0937-941X","type":"print"},{"value":"1433-2965","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019,1,9]]},"assertion":[{"value":"28 August 2018","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"20 December 2018","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"9 January 2019","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Compliance with ethical standards"}},{"value":"All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and\/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. For this type of study formal consent is not required.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical approval"}},{"value":"None.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflicts of interest"}}]}}