{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,17]],"date-time":"2026-08-17T17:52:41Z","timestamp":1786989161280,"version":"build-2736575974"},"reference-count":51,"publisher":"Elsevier BV","issue":"2","license":[{"start":{"date-parts":[[2020,8,1]],"date-time":"2020-08-01T00:00:00Z","timestamp":1596240000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2020,8,1]],"date-time":"2020-08-01T00:00:00Z","timestamp":1596240000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2022,5,27]],"date-time":"2022-05-27T00:00:00Z","timestamp":1653609600000},"content-version":"vor","delay-in-days":664,"URL":"http:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","fertstert.org","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Fertility and Sterility"],"published-print":{"date-parts":[[2020,8]]},"DOI":"10.1016\/j.fertnstert.2020.05.022","type":"journal-article","created":{"date-parts":[[2020,7,9]],"date-time":"2020-07-09T20:09:49Z","timestamp":1594325389000},"page":"200-208","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":27,"title":["Shortcomings of an unphysiological triggering of oocyte maturation using human chorionic gonadotropin"],"prefix":"10.1016","volume":"114","author":[{"given":"Claus Yding","family":"Andersen","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Thomas","family":"Kelsey","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Linn Salto","family":"Mamsen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lan Ngoc","family":"Vuong","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.fertnstert.2020.05.022_bib1","doi-asserted-by":"crossref","first-page":"273","DOI":"10.3109\/09513599609012319","article-title":"Human chorionic gonadotropin: pharmacokinetics of subcutaneous administration","volume":"10","author":"Weissman","year":"1996","journal-title":"Gynecol Endocrinol"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib2","first-page":"391","article-title":"Safety, pharmacokinetics and pharmacodynamics of recombinant human tumour necrosis factor-binding protein-1 (Onercept) injected by intravenous, intramuscular and subcutaneous routes into healthy volunteers","volume":"12","author":"Trinchard-Lugan","year":"2001","journal-title":"Eur Cytokine Netw"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib3","doi-asserted-by":"crossref","first-page":"157","DOI":"10.1093\/humrep\/dez235","article-title":"The early luteal hormonal profile in IVF patients triggered with hCG","volume":"35","author":"Vuong","year":"2020","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib4","doi-asserted-by":"crossref","first-page":"552","DOI":"10.1016\/j.rbmo.2014.01.012","article-title":"Improving the luteal phase after ovarian stimulation: reviewing new options","volume":"28","author":"Yding Andersen","year":"2014","journal-title":"Reprod Biomed Online"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib5","doi-asserted-by":"crossref","first-page":"2387","DOI":"10.1093\/humrep\/dev184","article-title":"Daily low-dose hCG stimulation during the luteal phase combined with GnRHa triggered IVF cycles without exogenous progesterone: a proof of concept trial","volume":"30","author":"Andersen","year":"2015","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib6","doi-asserted-by":"crossref","first-page":"1311","DOI":"10.1007\/s10815-016-0764-7","article-title":"Micro-dose hCG as luteal phase support without exogenous progesterone administration: mathematical modelling of the hCG concentration in circulation and initial clinical experience","volume":"33","author":"Andersen","year":"2016","journal-title":"J Assist Reprod Genet"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib7","doi-asserted-by":"crossref","first-page":"233","DOI":"10.1095\/biolreprod50.2.233","article-title":"Current status of the hypothesis that mammalian ovulation is comparable to an inflammatory reaction","volume":"50","author":"Espey","year":"1994","journal-title":"Biol Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib8","doi-asserted-by":"crossref","first-page":"1944","DOI":"10.1093\/oxfordjournals.humrep.a138364","article-title":"Intrafollicular concentrations of free cortisol close to follicular rupture","volume":"9","author":"Andersen","year":"1994","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib9","doi-asserted-by":"crossref","first-page":"73","DOI":"10.1095\/biolreprod22.1.73","article-title":"Ovulation as an inflammatory reaction: a hypothesis","volume":"22","author":"Espey","year":"1980","journal-title":"Biol Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib10","doi-asserted-by":"crossref","first-page":"110522","DOI":"10.1016\/j.mce.2019.110522","article-title":"Progressive changes in human follicular fluid composition over the course of ovulation: quantitative proteomic analyses","volume":"495","author":"Poulsen","year":"2019","journal-title":"Mol Cell Endocrinol"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib11","first-page":"1401","article-title":"Measurement of dimeric inhibin B throughout the human menstrual cycle","volume":"81","author":"Groome","year":"1996","journal-title":"J Clin Endocrinol Metab"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib12","doi-asserted-by":"crossref","first-page":"296","DOI":"10.1002\/(SICI)1098-2795(199703)46:3<296::AID-MRD8>3.0.CO;2-K","article-title":"Cumulus cells of oocyte-cumulus complexes secrete a meiosis-activating substance when stimulated with FSH","volume":"46","author":"Byskov","year":"1997","journal-title":"Mol Reprod Dev"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib13","doi-asserted-by":"crossref","first-page":"726","DOI":"10.1093\/molehr\/5.8.726","article-title":"FSH-induced resumption of meiosis in mouse oocytes: effect of different isoforms","volume":"5","author":"Yding Andersen","year":"1999","journal-title":"Mol Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib14","doi-asserted-by":"crossref","first-page":"328","DOI":"10.1016\/S0015-0282(16)54125-9","article-title":"Stimulation of endogenous surge of luteinizing hormone with gonadotropin-releasing hormone analog after ovarian stimulation for in\u00a0vitro fertilization","volume":"55","author":"Imoedemhe","year":"1991","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib15","doi-asserted-by":"crossref","first-page":"1213","DOI":"10.1093\/humrep\/deh765","article-title":"GnRH agonist (buserelin) or hCG for ovulation induction in GnRH antagonist IVF\/ICSI cycles: a prospective randomized study","volume":"20","author":"Humaidan","year":"2005","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib16","doi-asserted-by":"crossref","first-page":"847","DOI":"10.1016\/j.fertnstert.2008.12.042","article-title":"1,500 IU human chorionic gonadotropin administered at oocyte retrieval rescues the luteal phase when gonadotropin-releasing hormone agonist is used for ovulation induction: a prospective, randomized, controlled study","volume":"93","author":"Humaidan","year":"2010","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib17","doi-asserted-by":"crossref","first-page":"2511","DOI":"10.1093\/humrep\/det249","article-title":"GnRHa trigger and individualized luteal phase hCG support according to ovarian response to stimulation: two prospective randomized controlled multi-centre studies in IVF patients","volume":"28","author":"Humaidan","year":"2013","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib18","doi-asserted-by":"crossref","first-page":"783","DOI":"10.1016\/j.rbmo.2010.03.004","article-title":"GnRH agonist trigger for women with breast cancer undergoing fertility preservation by aromatase inhibitor\/FSH stimulation","volume":"20","author":"Oktay","year":"2010","journal-title":"Reprod Biomed Online"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib19","doi-asserted-by":"crossref","first-page":"256","DOI":"10.1093\/molehr\/gaaa013","article-title":"Follicular hormone dynamics during the midcycle surge of gonadotropins in women undergoing fertility treatment","volume":"26","author":"Poulsen","year":"2020","journal-title":"Mol Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib20","doi-asserted-by":"crossref","first-page":"1143","DOI":"10.1126\/science.aaa9529","article-title":"Human oocytes. Error-prone chromosome-mediated spindle assembly favors chromosome segregation defects in human oocytes","volume":"348","author":"Holubcov\u00e1","year":"2015","journal-title":"Science"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib21","doi-asserted-by":"crossref","first-page":"137","DOI":"10.3389\/fendo.2020.00137","article-title":"Determinants of the hCG concentration in the early luteal phase after final maturation of follicles with bolus trigger of recombinant hCG","volume":"11","author":"Vuong","year":"2020","journal-title":"Front Endocrinol (Lausanne)"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib22","doi-asserted-by":"crossref","first-page":"883","DOI":"10.1515\/CCLM.2006.160","article-title":"Establishment of detailed reference values for luteinizing hormone, follicle stimulating hormone, estradiol, and progesterone during different phases of the menstrual cycle on the Abbott ARCHITECT analyzer","volume":"44","author":"Stricker","year":"2006","journal-title":"Clin Chem Lab Med"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib23","doi-asserted-by":"crossref","DOI":"10.15347\/wjm\/2014.001","article-title":"Reference ranges for estradiol, progesterone, luteinizing hormone and follicle-stimulating hormone during the menstrual cycle","volume":"1","author":"H\u00e4ggstr\u00f6m","year":"2014","journal-title":"WikiJournal Med"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib24","doi-asserted-by":"crossref","first-page":"S29","DOI":"10.1016\/j.maturitas.2009.09.012","article-title":"Luteal support: progestogens for pregnancy protection","volume":"65","author":"Daya","year":"2009","journal-title":"Maturitas"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib25","doi-asserted-by":"crossref","first-page":"318","DOI":"10.1016\/S0015-0282(01)02961-2","article-title":"Luteal phase support","volume":"77","author":"Penzias","year":"2002","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib26","doi-asserted-by":"crossref","first-page":"7","DOI":"10.1093\/humrep\/11.suppl_5.7","article-title":"What has happened? Where are we?","volume":"11","author":"Jones","year":"1996","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib27","doi-asserted-by":"crossref","first-page":"581","DOI":"10.1093\/humupd\/dmm021","article-title":"An update of luteal phase support in stimulated IVF cycles","volume":"13","author":"Fatemi","year":"2007","journal-title":"Hum Reprod Update"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib28","doi-asserted-by":"crossref","first-page":"118","DOI":"10.1055\/s-0035-1545363","article-title":"Luteal phase support in in\u00a0vitro fertilization","volume":"33","author":"Yanushpolsky","year":"2015","journal-title":"Semin Reprod Med"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib29","doi-asserted-by":"crossref","first-page":"131","DOI":"10.1530\/jrf.0.0650131","article-title":"The human menstrual cycle: plasma concentrations of prolactin, LH, FSH, oestradiol and progesterone in conceiving and non-conceiving women","volume":"65","author":"Lenton","year":"1982","journal-title":"J Reprod Fertil"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib30","doi-asserted-by":"crossref","first-page":"114","DOI":"10.1016\/S0015-0282(16)54069-2","article-title":"The window of embryo transfer and the efficiency of human conception in\u00a0vitro","volume":"55","author":"Navot","year":"1991","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib31","series-title":"Endotext [Internet]","first-page":"2000","article-title":"The normal menstrual cycle and the control of ovulation","author":"Reed","year":"2000"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib32","first-page":"1","article-title":"Pituitary and gonadal hormones in women during spontaneous and induced ovulatory cycles","volume":"26","author":"Ross","year":"1970","journal-title":"Recent Prog Horm Res"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib33","doi-asserted-by":"crossref","first-page":"709","DOI":"10.1210\/jcem.87.2.8197","article-title":"Endocrine profiles after triggering of final oocyte maturation with GnRH agonist after cotreatment with the GnRH antagonist ganirelix during ovarian hyperstimulation for in\u00a0vitro fertilization","volume":"87","author":"Fauser","year":"2002","journal-title":"J Clin Endocrinol Metab"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib34","doi-asserted-by":"crossref","first-page":"4186","DOI":"10.1210\/jc.2002-021953","article-title":"Nonsupplemented luteal phase characteristics after the administration of recombinant human chorionic gonadotropin, recombinant luteinizing hormone, or gonadotropin-releasing hormone (GnRH) agonist to induce final oocyte maturation in in\u00a0vitro fertilizatio","volume":"88","author":"Beckers","year":"2003","journal-title":"J Clin Endocrinol Metab"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib35","doi-asserted-by":"crossref","first-page":"2258","DOI":"10.1093\/humrep\/16.11.2258","article-title":"Comparison of luteal phase profile in gonadotrophin stimulated cycles with or without a gonadotrophin-releasing hormone antagonist","volume":"16","author":"Ragni","year":"2001","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib36","doi-asserted-by":"crossref","first-page":"942","DOI":"10.1093\/humrep\/dez023","article-title":"Response to ovulation trigger is correlated to late follicular phase progesterone levels: A hypothesis explaining reduced reproductive outcomes caused by increased late follicular progesterone rise","volume":"34","author":"Friis Wang","year":"2019","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib37","doi-asserted-by":"crossref","first-page":"625","DOI":"10.1016\/S0015-0282(97)81356-8","article-title":"Ultrastructural characteristics of the luteal phase endometrium in patients undergoing controlled ovarian hyperstimulation","volume":"67","author":"Kolb","year":"1997","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib38","doi-asserted-by":"crossref","first-page":"1025","DOI":"10.1016\/S0015-0282(02)03323-X","article-title":"Effect of ovarian stimulation with recombinant follicle-stimulating hormone, gonadotropin releasing hormone antagonists, and human chorionic gonadotropin on endometrial maturation on the day of oocyte pick-up","volume":"78","author":"Kolibianakis","year":"2002","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib39","doi-asserted-by":"crossref","first-page":"167","DOI":"10.1016\/j.fertnstert.2003.11.050","article-title":"Accelerated endometrial maturation in the luteal phase of cycles utilizing controlled ovarian hyperstimulation: impact of gonadotropin-releasing hormone agonists versus antagonists","volume":"82","author":"Saadat","year":"2004","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib40","doi-asserted-by":"crossref","first-page":"1085","DOI":"10.1093\/humrep\/den501","article-title":"In GnRH antagonist\/rec-FSH stimulated cycles, advanced endometrial maturation on the day of oocyte retrieval correlates with altered gene expression","volume":"24","author":"Van Vaerenbergh","year":"2009","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib41","doi-asserted-by":"crossref","first-page":"237","DOI":"10.1016\/S0015-0282(02)03228-4","article-title":"Endometrial hormone receptors and proliferation index in the periovulatory phase of stimulated embryo transfer cycles in comparison with natural cycles and relation to clinical pregnancy outcome","volume":"78","author":"Bourgain","year":"2002","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib42","doi-asserted-by":"crossref","first-page":"521","DOI":"10.1016\/S0015-0282(97)80080-5","article-title":"Endometrial evaluation by aspiration biopsy on the day of oocyte retrieval in the embryo transfer cycles in patients with serum progesterone rise during the follicular phase","volume":"67","author":"Ubaldi","year":"1997","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib43","doi-asserted-by":"crossref","first-page":"449","DOI":"10.1016\/j.rbmo.2011.01.006","article-title":"Mid-luteal progesterone concentrations are associated with live birth rates during ovulation induction","volume":"22","author":"Arce","year":"2011","journal-title":"Reprod Biomed Online"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib44","doi-asserted-by":"crossref","first-page":"1506","DOI":"10.1093\/humrep\/dey226","article-title":"The impact of luteal serum progesterone levels on live birth rates: a prospective study of 602 IVF\/ICSI cycles","volume":"33","author":"Thomsen","year":"2018","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib45","doi-asserted-by":"crossref","first-page":"180","DOI":"10.1016\/j.rbmo.2015.05.005","article-title":"Mid-luteal serum progesterone concentrations govern implantation rates for cryopreserved embryo transfers conducted under hormone replacement","volume":"31","author":"Yovich","year":"2015","journal-title":"Reprod Biomed Online"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib46","doi-asserted-by":"crossref","first-page":"30","DOI":"10.4103\/tofj.tofj_5_17","article-title":"Impact of mid-luteal serum progesterone levels on pregnancy outcome in fresh and frozen embryo transfer cycles in women of Indian ethnicity","volume":"1","author":"Kaur","year":"2018","journal-title":"Onco Fertil J"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib47","doi-asserted-by":"crossref","first-page":"177","DOI":"10.1097\/GCO.0000000000000530","article-title":"Individualized luteal phase support","volume":"31","author":"Lawrenz","year":"2019","journal-title":"Curr Opin Obstet Gynecol"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib48","doi-asserted-by":"crossref","first-page":"491","DOI":"10.1016\/j.fertnstert.2019.04.021","article-title":"Evaluation of progestogen supplementation for luteal phase support in fresh in\u00a0vitro fertilization cycles","volume":"112","author":"Mohammed","year":"2019","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib49","doi-asserted-by":"crossref","first-page":"168","DOI":"10.1093\/oxfordjournals.humrep.a137611","article-title":"A prospective randomized comparison of intramuscular or intravaginal natural progesterone as a luteal phase and early pregnancy supplement","volume":"7","author":"Smitz","year":"1992","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib50","doi-asserted-by":"crossref","first-page":"139","DOI":"10.1093\/humupd\/6.2.139","article-title":"Comparison between different routes of progesterone administration as luteal phase support in infertility treatments","volume":"6","author":"Tavaniotou","year":"2000","journal-title":"Hum Reprod Update"},{"key":"10.1016\/j.fertnstert.2020.05.022_bib51","doi-asserted-by":"crossref","DOI":"10.1371\/journal.pone.0220450","article-title":"Do early luteal serum progesterone levels predict the reproductive outcomes in IVF with oral dydrogesterone for luteal phase support?","volume":"14","author":"Netter","year":"2019","journal-title":"PLoS One"}],"container-title":["Fertility and Sterility"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0015028220305070?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0015028220305070?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,9,16]],"date-time":"2025-09-16T08:26:50Z","timestamp":1758011210000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0015028220305070"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,8]]},"references-count":51,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2020,8]]}},"alternative-id":["S0015028220305070"],"URL":"https:\/\/doi.org\/10.1016\/j.fertnstert.2020.05.022","relation":{},"ISSN":["0015-0282"],"issn-type":[{"value":"0015-0282","type":"print"}],"subject":[],"published":{"date-parts":[[2020,8]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Shortcomings of an unphysiological triggering of oocyte maturation using human chorionic gonadotropin","name":"articletitle","label":"Article Title"},{"value":"Fertility and Sterility","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.fertnstert.2020.05.022","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a92020 American Society for Reproductive Medicine, Published by Elsevier Inc.","name":"copyright","label":"Copyright"}]}}