OOIR: Observatory of International Research

Papers

(The H4-Index of Reproductive Biology and Endocrinology is 31. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-06-01 to 2026-06-01.)

Article	Citations
Serum anti-mullerian hormone levels and age among Samoan women	114
Does hCG-trigger in the mild stimulation protocol for endometrial preparation have any effect on pregnancy outcome in frozen-thawed embryo transfer?	85
The effects of first-line pharmacological treatments for reproductive outcomes in infertile women with PCOS: a systematic review and network meta-analysis	81
United States racial/ethnic disparities in PGT-A use: an analysis of 2014–2020 SART CORS database	69
Does growth hormone supplementation of in vitro fertilization/intracytoplasmic sperm injection improve cumulative live birth rates in women with poor embryonic development in the previous cycle?	68
The application of super-resolution ultrasound radiomics models in predicting the failure of conservative treatment for ectopic pregnancy	64
The effect of growth hormone on the metabolome of follicular fluid in patients with diminished ovarian reserve	61
Between evidence and expectation: a retrospective cohort study on chronic endometritis in repeated implantation failure and recurrent pregnancy loss	59
Triggering final follicular maturation for IVF cycles	58
17α-Ethynylestradiol alters testicular epigenetic profiles and histone-to-protamine exchange in mice	58
Dysregulated autophagy in endometriosis: molecular mechanisms, controversies, and clinical implications	57
Melatonin supplementation attenuates cuproptosis and ferroptosis in aging cumulus and granulosa cells: potential for improving IVF outcomes in advanced maternal age	51
Women with PCOS who undergo IVF: a comprehensive review of therapeutic strategies for successful outcomes	50
Assessment of artificial intelligence model and manual morphokinetic annotation system as embryo grading methods for successful live birth prediction: a retrospective monocentric study	50
E2 level > 2950 pg/ml on hCG trigger day is an independent predictor for birthweight loss of full-term singletons born after fresh embryo transfers in non-PCOS patients	50
Exploring the potential benefits of growth hormone co-treatment on embryo quality in IVF: a randomized controlled open-label trial	49
Maternal, pregnancy, and neonatal outcomes associated with surrogacy: a scoping review	46
Clinical outcome using the Q300™ device in a reproductive laboratory environment: an open-label, non-controlled and non-randomized study	43
The optimal time for laparoscopic excision of ovarian endometrioma: a prospective randomized controlled trial	42
Ovarian stimulation by promoting basal follicular growth	40
GnRH agonist pretreatment for frozen embryo transfer among women with polycystic ovary syndrome: a narrow systematic review and meta-analysis of randomized controlled trials	40
Real-time intrauterine dissolved oxygen dynamics across the luteal phase: a potential non-invasive functional biomarker of endometrial status	39
Eutopic echoes ectopic: organoid-based evidence of shared hormone dysregulation in endometriosis	39
Interaction between triglyceride-glucose index and body mass index on pregnancy loss in Chinese women with polycystic ovary syndrome: a secondary analysis of a randomized clinical trial	37
Melatonin ameliorates diabetic hyperglycaemia-induced impairment of Leydig cell steroidogenic function through activation of SIRT1 pathway	36

Three-dimensional culture models of human endometrium for studying trophoblast-endometrium interaction during implantation	35
Altered spontaneous brain activity is associated with cognitive impairment in patients with Kallmann syndrome	33
Psychoactive drugs and male fertility: impacts and mechanisms	33
Circadian disruption impairs Leydig cell maturation and reproductive development in male rats	32
Decoding the molecular cascade of embryonic-uterine modulators in pregnancy loss of PCOS mother- an “in vivo” study	32
The association between sedentary behavior and infertility: a population-based cross-sectional observational study and Mendelian randomization analysis	32
The association between serum testosterone level and congestive heart failure in US male adults: data from National Health and Nutrition Examination Survey (NHANES) 2011–2016	31