{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,9]],"date-time":"2025-10-09T00:28:11Z","timestamp":1759969691227,"version":"build-2065373602"},"reference-count":58,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2020,12,1]],"date-time":"2020-12-01T00:00:00Z","timestamp":1606780800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2020,12,1]],"date-time":"2020-12-01T00:00:00Z","timestamp":1606780800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"funder":[{"name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior \u2013 Brasil (CAPES) \u2013 Finance Code 001, State of Sao Paulo Research Foundation (FAPESP"},{"DOI":"10.13039\/501100003593","name":"National Council for Scientific and Technological Development","doi-asserted-by":"publisher","award":["309199\/2017-4"],"award-info":[{"award-number":["309199\/2017-4"]}],"id":[{"id":"10.13039\/501100003593","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Animal Reproduction Science"],"published-print":{"date-parts":[[2020,12]]},"DOI":"10.1016\/j.anireprosci.2020.106647","type":"journal-article","created":{"date-parts":[[2020,11,7]],"date-time":"2020-11-07T02:10:11Z","timestamp":1604715011000},"page":"106647","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":3,"special_numbering":"C","title":["Maternal and fetal ultrasonographic characteristics, vulvar temperature, and vaginal mucous impedance as variables associated with the onset of parturition in term and induced pre-term ewes"],"prefix":"10.1016","volume":"223","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3625-3555","authenticated-orcid":false,"given":"Mariana","family":"Garcia Kako Rodriguez","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6979-5380","authenticated-orcid":false,"given":"Victor Jos\u00e9","family":"Correia Santos","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ricardo Andres","family":"Ramirez Uscategui","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3826-5317","authenticated-orcid":false,"given":"Renata Sitta","family":"Gomes Mariano","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ana Paula","family":"Rodrigues Sim\u00f5es","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Priscila","family":"Del Aguila da Silva","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marjury Cristina","family":"Maronezi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6291-6183","authenticated-orcid":false,"given":"Luciana Cristina","family":"Padilha-Nakaghi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Michele","family":"Lopes Avante","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Pawel","family":"M. Bartlewski","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marcus Ant\u00f4nio","family":"Rossi Feliciano","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/j.anireprosci.2020.106647_bib0005","doi-asserted-by":"crossref","first-page":"1106","DOI":"10.1590\/S0103-84782014000600025","article-title":"Aplica\u00e7\u00e3o materna de glicocorticoide nos par\u00e2metros vitais de cordeiros nascidos a termo e prematuros","volume":"44","author":"Avila","year":"2014","journal-title":"Ci\u00ean. Rural"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0010","doi-asserted-by":"crossref","first-page":"288","DOI":"10.1016\/j.theriogenology.2016.04.042","article-title":"Maternal Environment and Placental Vascularization in Small Ruminants","volume":"86","author":"Bairagi","year":"2016","journal-title":"Theriogenology."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0015","doi-asserted-by":"crossref","first-page":"55","DOI":"10.1016\/j.theriogenology.2007.09.021","article-title":"The pregnant sheep as a model for human pregnancy","volume":"69","author":"Barry","year":"2008","journal-title":"Theriogenology"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0020","doi-asserted-by":"crossref","first-page":"813","DOI":"10.1016\/S0093-691X(99)00029-1","article-title":"The relationship between vaginal mucous impedance and serum concentrations of estradiol and progesterone throughout the sheep estrous cycle","volume":"51","author":"Bartlewski","year":"1999","journal-title":"Theriogenology"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0025","doi-asserted-by":"crossref","first-page":"103","DOI":"10.1016\/j.anireprosci.2017.03.021","article-title":"Automatic and manual Doppler velocimetry measurements of the uterine artery in pregnant ewes","volume":"181","author":"Beltrame","year":"2017","journal-title":"Anim. Reprod. Sci."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0030","doi-asserted-by":"crossref","first-page":"561","DOI":"10.1016\/j.clp.2005.05.002","article-title":"Pathophysiology of Preterm Birth: Emerging Concepts of Maternal Infection","volume":"32","author":"Boggess","year":"2005","journal-title":"Clin. in Perinatology"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0035","doi-asserted-by":"crossref","first-page":"118","DOI":"10.3109\/00016349709050065","article-title":"Transvaginal sonographic assessment of cervical dynamics during the third trimester of normal pregnancy","volume":"76","author":"Brieger","year":"1997","journal-title":"Acta Obstet. Gynecol. Scand."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0040","doi-asserted-by":"crossref","first-page":"318","DOI":"10.1113\/jphysiol.1963.sp007152","article-title":"The energy cost of reproduction in sheep","volume":"167","author":"Brockway","year":"1963","journal-title":"J. Physiol. Lond."},{"year":"2007","series-title":"Goodman & Gilman\u2019s The Pharmacological Basis of Therapeutic, eleventh ed","author":"Brunton","key":"10.1016\/j.anireprosci.2020.106647_bib0045"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0050","doi-asserted-by":"crossref","first-page":"162","DOI":"10.2174\/1874255601103010162","article-title":"A review of advances in artificial insemination (AI) and embryo transfer (ET) in sheep, with the special reference to hormonal induction of cervical dilation and its implications for controlled animal reproduction and surgical techniques","volume":"3","author":"Candappa","year":"2011","journal-title":"The Open Rep. Sci. J."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0055","doi-asserted-by":"crossref","first-page":"1588","DOI":"10.1016\/j.ultrasmedbio.2011.06.016","article-title":"Ultrasonographic assessment of growth and estimation of birthweight in late gestation fetal sheep","volume":"37","author":"Carr","year":"2011","journal-title":"Ultrasound in Med. & Biol."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0060","doi-asserted-by":"crossref","first-page":"498","DOI":"10.1111\/rda.13384","article-title":"Acoustic radiation force impulse (ARFI) elastography to asses maternal and foetal structures in pregnant ewes","volume":"54","author":"Da-Silva","year":"2019","journal-title":"Rep. in Dom. Anim."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0065","first-page":"600","article-title":"Evaluation of pulmonary maturity in bovine neonates: analysis of amniotic fluid","volume":"39","author":"Dantas","year":"2019","journal-title":"Braz. J. of Vet. Res."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0070","doi-asserted-by":"crossref","first-page":"330","DOI":"10.1038\/207330a0","article-title":"Premature delivery and survival in lambs","volume":"207-","author":"Dawes","year":"1965","journal-title":"Nature"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0075","doi-asserted-by":"crossref","first-page":"130","DOI":"10.1053\/j.semperi.2009.02.010","article-title":"The Global Impact of Pre-eclampsia and Eclampsia","volume":"33","author":"Duley","year":"2009","journal-title":"Seminars in Perinatology"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0080","doi-asserted-by":"crossref","first-page":"960","DOI":"10.4103\/njcp.njcp_373_15","article-title":"Ultrasound measurement of fetal kidney length in normal pregnancy and correlation with gestational age","volume":"21","author":"Edevbie","year":"2018","journal-title":"Niger J. Clin. Pract."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0085","doi-asserted-by":"crossref","first-page":"1070","DOI":"10.1016\/j.theriogenology.2015.11.018","article-title":"Noninvasive color Doppler sonography of uterine blood flow throughout pregnancy in sheep and goats","volume":"85","author":"Elmetwally","year":"2016","journal-title":"Theriogenology"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0090","doi-asserted-by":"crossref","first-page":"569","DOI":"10.1530\/jrf.0.0190569","article-title":"The fall in rectal temperature seen before parturition in sheep","volume":"19","author":"Ewbank","year":"1969","journal-title":"J. Reprod. Fert."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0095","doi-asserted-by":"crossref","first-page":"332","DOI":"10.1111\/j.1748-5827.2012.01227.x","article-title":"Conventional and Doppler ultrasound for the differentiation of benign and malignant canine mammary tumours","volume":"53","author":"Feliciano","year":"2012","journal-title":"J. of Small Anim. Practice"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0100","doi-asserted-by":"crossref","first-page":"595","DOI":"10.1148\/radiol.2523081928","article-title":"Liver fibrosis in viral hepatitis: noninvasive assessment with acoustic radiation force impulse imaging versus transient elastography","volume":"252","author":"Friedrich-Rust","year":"2009","journal-title":"Radiology"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0105","doi-asserted-by":"crossref","first-page":"105","DOI":"10.1016\/j.anireprosci.2014.12.018","article-title":"The use of Doppler evaluation of the canine umbilical artery in prediction of delivery time and fetal distress","volume":"154","author":"Giannico","year":"2015","journal-title":"Anim. Rep. Sci."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0110","doi-asserted-by":"crossref","first-page":"180","DOI":"10.1016\/j.theriogenology.2017.11.015","article-title":"Early results on canine fetal kidney development: Ultrasonographic evaluation and value in prediction of delivery time","volume":"107","author":"Gil","year":"2018","journal-title":"Theriogenology"},{"year":"2000","series-title":"Medical Physiology","author":"Guynton","key":"10.1016\/j.anireprosci.2020.106647_bib0115"},{"year":"2008","series-title":"Handbook of veterinary pharmacology","author":"Hsu","key":"10.1016\/j.anireprosci.2020.106647_bib0120"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0125","doi-asserted-by":"crossref","first-page":"228","DOI":"10.1136\/inpract.23.4.228","article-title":"Induction of parturition in sheep","volume":"23","author":"Ingoldby","year":"2001","journal-title":"In Practice"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0130","doi-asserted-by":"crossref","first-page":"1437","DOI":"10.1016\/S0093-691X(98)00090-9","article-title":"Measurement of vaginal temperature by radiotelemetry for the prediction of estrus in beef cows","volume":"49","author":"Kyle","year":"1998","journal-title":"Theriogenology"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0135","doi-asserted-by":"crossref","DOI":"10.2527\/1997.7592526x","article-title":"Body Temperature and Endocrine Interactions Before and After Calving in Beef Cows","volume":"75","author":"Lammoglia","year":"1997","journal-title":"J. Anim. Sci."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0140","doi-asserted-by":"crossref","first-page":"1246","DOI":"10.1095\/biolreprod.103.021956","article-title":"Glucocorticoid Enhances Transforming Growth Factor-b Effects on Extracellular Matrix Protein Expression in Human Placental Mesenchymal Cells","volume":"70","author":"Lee","year":"2004","journal-title":"Biol. of Rep."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0145","series-title":"Knobil and Neill\u2019s Physiology of Reproduction","first-page":"1875","article-title":"Parturition","author":"Mesiano","year":"2014"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0150","first-page":"525","article-title":"Are animal models relevant to key aspects of human parturition?","volume":"297","author":"Mitchell","year":"2009","journal-title":"Am. J. Physiol-reg."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0155","series-title":"Sheep and Goat Medicine","first-page":"129","article-title":"Theriogenology of Sheep and Goats","author":"Mobini","year":"2002"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0160","doi-asserted-by":"crossref","first-page":"37","DOI":"10.1891\/1058-1243.11.4.37","article-title":"Preterm Birth: A Continuing Challenge","volume":"11","author":"Moore","year":"2002","journal-title":"J. Perinat. Educ."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0165","doi-asserted-by":"crossref","first-page":"185","DOI":"10.1262\/jrd.2016-097","article-title":"Decrease in body surface temperature before parturition in ewes","volume":"63","author":"Nabenishi","year":"2017","journal-title":"J. Rep. Dev."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0170","doi-asserted-by":"crossref","first-page":"194","DOI":"10.1016\/S0146-0005(03)00021-1","article-title":"What we have learned about cervical ultrasound","volume":"27","author":"Owen","year":"2003","journal-title":"Seminars in Perinatology"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0175","doi-asserted-by":"crossref","first-page":"41","DOI":"10.1016\/j.placenta.2017.02.015","article-title":"Effect of glucocorticoids on mechanisms of placental angiogenesis","volume":"52","author":"Ozmen","year":"2017","journal-title":"Placenta"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0180","first-page":"1","article-title":"In Vivo Evaluation of Cervical Stiffness Evolution during Induced Ripening Using Shear Wave Elastography, Histology and 2 Photon Excitation Microscopy: Insight from an Animal Model","volume":"8","author":"Peralta","year":"2015","journal-title":"PLoS ONE"},{"year":"2006","series-title":"Veterinary medicine: a textbook of the diseases of cattle, sheep, pigs, goats and horses","author":"Radostits","key":"10.1016\/j.anireprosci.2020.106647_bib0185"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0190","doi-asserted-by":"crossref","first-page":"34","DOI":"10.14740\/jcgo452w","article-title":"Complications Associated With Amniocentesis in the Third Trimester of Pregnancy","volume":"6","author":"Ramirez-Montiel","year":"2017","journal-title":"J. of Clin. Gyn. & Obst."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0195","series-title":"Pathways to pregnancy and parturition","first-page":"642","article-title":"Clinical Reproductive Physiology of Ewes","author":"Rawlings","year":"2007"},{"key":"10.1016\/j.anireprosci.2020.106647_bib0200","first-page":"2","article-title":"Measurement of betamethasone concentration in maternal serum treated for fetal lung maturity: Is it feasible?","volume":"14","author":"Salim","year":"2016","journal-title":"Rep. Biol. Endocrinol."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0205","doi-asserted-by":"crossref","first-page":"193","DOI":"10.1016\/j.anireprosci.2018.08.028","article-title":"B-mode ultrasonography and ecobiometric parameters for assessment of embryonic and fetal development in sheep","volume":"197","author":"Santos","year":"2018","journal-title":"Anim. Reprod. Sci."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0210","doi-asserted-by":"crossref","first-page":"283","DOI":"10.1016\/0378-4320(90)90042-E","article-title":"Vulvar electrical impedance in periparturient cows and its relation to plasma progesterone, oestradiol- 17fl and PGFM","volume":"23","author":"Schindler","year":"1990","journal-title":"Anim. Reprod. Sci."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0215","doi-asserted-by":"crossref","first-page":"572","DOI":"10.1016\/j.ajog.2005.08.031","article-title":"Betamethasone effects on ovine uterine and umbilical placental perfusion at the dose used to enhance fetal lung maturation","volume":"194","author":"Schwab","year":"2006","journal-title":"Am. J. Obst. Gyn."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0220","doi-asserted-by":"crossref","first-page":"170","DOI":"10.1016\/j.anireprosci.2018.08.025","article-title":"Elastographic and echotextural characteristics of foetal lungs and liver during the final 5 days of intrauterine development in dogs","volume":"197","author":"Sim\u00f5es","year":"2018","journal-title":"Anim. Reprod. Sci."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0225","first-page":"106","article-title":"Placental ARFI elastography and biometry evaluation in bitches","volume":"214","author":"Sim\u00f5es","year":"2020","journal-title":"Anim. Reprod. Sci."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0230","doi-asserted-by":"crossref","first-page":"119","DOI":"10.1016\/j.livsci.2010.03.011","article-title":"Analyses of parental and seasonal influences on the synchrony of dexamethasone-induced lambing and lamb characteristics","volume":"131","author":"Sir","year":"2010","journal-title":"Livestock Sci."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0235","doi-asserted-by":"crossref","first-page":"465","DOI":"10.7863\/jum.1992.11.9.465","article-title":"Transvaginal sonography of cervical width and length during pregnancy","volume":"11","author":"Smith","year":"1992","journal-title":"J. Ultrasound Med."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0240","doi-asserted-by":"crossref","first-page":"622","DOI":"10.1203\/00006450-200005000-00011","article-title":"Antenatal glucocorticoids alter postnatal preterm lamb renal and cardiovascular responses to intravascular volume expansion","volume":"47","author":"Smith","year":"2000","journal-title":"Prediatr. Res."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0245","doi-asserted-by":"crossref","first-page":"331","DOI":"10.1016\/0378-3782(83)90016-6","article-title":"Glucocorticoid accelerates renal functional maturation in fetal lambs","volume":"8","author":"Stonestreet","year":"1983","journal-title":"Early Human Dev."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0250","doi-asserted-by":"crossref","first-page":"2381","DOI":"10.3168\/jds.2011-4450","article-title":"Endogenous and exogenous progesterone influence body temperature in dairy cows","volume":"95","author":"Suthar","year":"2012","journal-title":"J. Dairy Sci."},{"issue":"2","key":"10.1016\/j.anireprosci.2020.106647_bib0255","first-page":"91","article-title":"Estimation of early pregnancy by electrical resistance values of vaginal mucosa in cows and heifers","volume":"156","author":"Tasal","year":"2005","journal-title":"Revue M\u00e9d. V\u00e9t."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0260","doi-asserted-by":"crossref","first-page":"87","DOI":"10.17221\/7982-VETMED","article-title":"Determination of the proper time for mating after oestrous synchronisation during anoestrous or oestrous by measuring electrical resistance of cervical mucus in ewes","volume":"60","author":"Theodosiadou","year":"2015","journal-title":"Vet. Med."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0265","doi-asserted-by":"crossref","first-page":"107","DOI":"10.1016\/j.smallrumres.2012.05.013","article-title":"A clinical and hemogasometric survey of neonatal lambs","volume":"108","author":"Vannucchi","year":"2012","journal-title":"Small Rumin. Res."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0270","doi-asserted-by":"crossref","first-page":"210","DOI":"10.1016\/j.anireprosci.2018.09.021","article-title":"Hemodynamics of the uterine and umbilical arteries during the perinatal period in ewes","volume":"198","author":"Veiga","year":"2018","journal-title":"Anim. Reprod. Sci."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0275","doi-asserted-by":"crossref","first-page":"23","DOI":"10.1016\/j.bpobgyn.2018.05.002","article-title":"Predictors of preterm birth","volume":"54","author":"Ville","year":"2018","journal-title":"Best & Res. Clin. Obst. Gyn."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0280","doi-asserted-by":"crossref","first-page":"393","DOI":"10.1016\/0301-6226(75)90122-0","article-title":"Prediction of the onset of parturition in sheep from observations of rectal temperature changes","volume":"2","author":"Winfield","year":"1975","journal-title":"Livestock Prod. Sci."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0285","doi-asserted-by":"crossref","first-page":"350","DOI":"10.1590\/S0100-72031998000600008","volume":"20","author":"Yamasaki","year":"1998","journal-title":"Rev. Bras. de Gineco. e Obst."},{"key":"10.1016\/j.anireprosci.2020.106647_bib0290","doi-asserted-by":"crossref","first-page":"183","DOI":"10.1016\/j.theriogenology.2015.09.010","article-title":"Evaluation of changes in Doppler ultrasonography indices and levels of maternal serum angiogenic factors throughout pregnancy in ewes","volume":"89","author":"Yilmaz","year":"2017","journal-title":"Theriogenology"}],"container-title":["Animal Reproduction Science"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0378432020305194?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0378432020305194?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,8]],"date-time":"2025-10-08T06:44:51Z","timestamp":1759905891000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0378432020305194"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,12]]},"references-count":58,"alternative-id":["S0378432020305194"],"URL":"https:\/\/doi.org\/10.1016\/j.anireprosci.2020.106647","relation":{},"ISSN":["0378-4320"],"issn-type":[{"type":"print","value":"0378-4320"}],"subject":[],"published":{"date-parts":[[2020,12]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Maternal and fetal ultrasonographic characteristics, vulvar temperature, and vaginal mucous impedance as variables associated with the onset of parturition in term and induced pre-term ewes","name":"articletitle","label":"Article Title"},{"value":"Animal Reproduction Science","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.anireprosci.2020.106647","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2020 Elsevier B.V. All rights reserved.","name":"copyright","label":"Copyright"}],"article-number":"106647"}}