OOIR: Observatory of International Research

Papers

(The H4-Index of Human Reproduction is 39. 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
Reply: Non-inferior or not inferior, it is more than semantics	246
P-622 Prospectively randomized study of intraovarian injections of autologous platelet-rich plasma (PRP) into one alternating ovary in Primary Ovarian Insufficiency (POI)	177
O-026 Development of deep learning-based model for differential diagnosis of ovarian neoplasm using pelvic ultrasonography	129
O-096 Effect of Day-3 embryo morphology on blastocyst quality and ploidy: a machine-learning model of 34781 embryos	120
O-242 ADAPT-1: A multicentre, randomised, assessor-blind comparison of ovarian stimulation with follitropin delta versus follitropin alfa for in vitro fertilisation using conventional dosing regimens	119
O-021 Levothyroxine in Euthyroid Thyroid Peroxidase Antibody positive Women with Recurrent Pregnancy Loss: a multicentre, randomised, double-blind trial (T4LIFE trial)	119
P-620 Hormone replacement therapy with GnRH agonist pretreatment improves pregnancy outcomes in patients with previous intrauterine adhesions	114
O-288 Implantation, ultrastructure and metabolic profiling of embryos from PGT-M and PGT-A Cycles	87
O-112 Fertility awareness: Educating the teenagers in europe	81
P-438 Fertility outcomes in male cancer recipients of hematopoietic cell transplantation who stored their semen for fertility preservation	65
P-290 Isolation and characterization of extracellular vesicles from human endometrial organoids	64
P-572 Hormonal Monitoring and Progesterone Adjustment in Frozen Embryo Transfer Cycles	64
P-640 Impact of adding oral dydrogesterone (OD) in patients with low serum progesterone (P) levels in artificially prepared frozen embryo transfer cycles (FET-HRT)	60
O-158 The evolution of the quality of life of women and men during the fertility clinic trajectory: a longitudinal survey	58
P-690 Time to bust some myths about progesterone supplementation in the luteal phase. Role of the route of administration and usefulness (or uselessness) of plasma determination	57
O-004 Male and female blastocysts display differences in development such that embryos assigned an identical morphological grade may have differing viability dependent on their sex	57
P-376 Oocyte accumulation program in young women at high risk of ovarian injury due to endometriomas or benign ovarian tumors: intermediate results from a prospective study	54
P-337 Does Endometriosis Have More Detrimental Effect on Ovarian Reserve in the Presence of Autoimmunity? A Prospective Observational Study	51
P-496 “The plethora of information can be overwhelming…”: A mixed methods study exploring the sources of fertility information	50
P-339 Activities and changes in the number of natural killer cells in endometriosis: systematic review and meta-analysis	50
P-507 Evaluating quantitative PCR for vaginal microbiome profiling: a high-accuracy, low-cost alternative to sequencing for research and clinical applications	50
P-682 Androgen and Inhibin B levels during ovarian stimulation before and after eight weeks of low dose hCG priming in women with low ovarian reserve	48
P-531 Effectiveness and safety of uterine septum division: An updated systematic review and meta-analysis	48
O-076 Novel method to enhance preantral follicle growth by granulocyte colony-stimulating factor administration improves embryos and pregnancy rate in poor ovarian reserve: a randomized controlled tri	47
P-704 Distinctive proteomic profiling and pathway analysis of plasma extracellular vesicles provided clues for their regulatory roles in the pathogenesis of polycystic ovarian syndrome	46

P-394 Peripheral and uterine natural killer cell cut-off levels and their correlation in fertile controls and women with unexplained recurrent implantation failure (RIF)	45
P-193 Prediction of blastocyst ploidy from 2,438 images of mature oocytes using an artificial intelligence (AI)-based algorithm: a validation study	44
P-137 pronuclear characteristics and chromosomal constitutions of mono-pronuclear zygotes	43
O-015 Spontaneous alterations in semen parameters are associated with age, accessory gland function and the FSHB c.-211G>T variant	43
P-198 Evolution of artificial intelligence-based embryo selection models: a massive external validation on 70,456 embryos	43
P-641 Physicians’ practices towards hormone monitoring during ovarian stimulation in context of treatment with Assisted Reproductive Technology (ART). A global Survey conducted through IVFworldwide.co	43
O-028 Small extracellular vesicles (sEV) in peritoneal fluid and peripheral blood as biomarkers of endometriosis	42
P-309 Injectable “homing-like” bioactive short-fibers for endometrial repair and efficient live births	42
P-547 Recurrent miscarriage and the risks of stroke and type II diabetes later in life: a Mendelian randomization analysis	41
P-365 High Impact of Chemotherapy on Ovarian Reserve in Breast Cancer Survivors of Reproductive Age: A Systematic Review and Meta-Analysis	41
P-253 Determination of age-specific diagnostic criteria for OZEMA (Oocyte/Zygote/Embryo Maturation Arrest) phenotypes based on 16,994 cycles	41
P-550 Monoallelic CCNB2 variants may cause oocyte maturation defects and embryo developmental arrest	39
P-648 Association of severity of menstrual dysfunction with cardiometabolic risk markers in polycystic ovary syndrome	39
P-403 Oocyte usage and disposition outcomes following oocyte cryopreservation	39
O-115 RPL and RIF: current concepts in diagnostic and therapy	39
P-086 Consequences of elevated levels of DNA fragmentation and its influence on pregnancy – A multicentric cohort analysis	39
P-736 Balanced cryptic chromosomal rearrangement carriers detection by optical genome mapping (OGM)	39
P-092 PGT-A Evaluates Advanced Sperm Selection in Embryos from High Teratozoospermia Males; a prospective randomized controlled trial	39