OOIR: Observatory of International Research

Papers

(The H4-Index of Human Reproduction is 41. 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 2021-11-01 to 2025-11-01.)

Article	Citations
Should we perform oocyte accumulation to preserve fertility in women with Turner syndrome? A multicenter study and systematic review of the literature	179
Avoid mixing apples and oranges: blastocysts diagnosed with uniform whole chromosome aneuploidies are reproductively incompetent and their transfer is harmful	121
Insights into ovarian response with a fixed low dose FSH stimulation in an IUI programme: the PRORAILS study	96
Sperm sharing: as problematic as oocyte sharing?	95
Cytoskeletal and inter-cellular junction remodelling in endometrial organoids under oxygen–glucose deprivation: a new potential pathological mechanism for thin endometria	94
Natural history of autologous sperm cryostorage	92
P-101 Machine and Deep learning models to classify Comet assay tests for sperm DNA fragmentation evaluation	89
Sperm aminopeptidase N identifies the potential for high-quality blastocysts and viable embryos in oocyte-donation cycles	85
Does embryo quality at transfer affect obstetric outcomes and placental findings?	84
Breaking the ageing paradigm in endometrium: endometrial gene expression related to cilia and ageing hallmarks in women over 35 years	82
Predictors of self-compassion in endometriosis: the role of psychological health and endometriosis symptom burden	78
Measuring non-events: infertility estimation using cross-sectional, population-based data from four countries in sub-Saharan Africa	76
Two-year efficacy and safety of relugolix combination therapy in women with endometriosis-associated pain: SPIRIT open-label extension study	76
Reply: Non-inferior or not inferior, it is more than semantics	72
P-622 Prospectively randomized study of intraovarian injections of autologous platelet-rich plasma (PRP) into one alternating ovary in Primary Ovarian Insufficiency (POI)	72
A prospective randomized controlled trial of antioxidants in human IVF and embryo culture media	70
O-026 Development of deep learning-based model for differential diagnosis of ovarian neoplasm using pelvic ultrasonography	62
O-096 Effect of Day-3 embryo morphology on blastocyst quality and ploidy: a machine-learning model of 34781 embryos	61
O-021 Levothyroxine in Euthyroid Thyroid Peroxidase Antibody positive Women with Recurrent Pregnancy Loss: a multicentre, randomised, double-blind trial (T4LIFE trial)	57
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	57
O-288 Implantation, ultrastructure and metabolic profiling of embryos from PGT-M and PGT-A Cycles	57
P-620 Hormone replacement therapy with GnRH agonist pretreatment improves pregnancy outcomes in patients with previous intrauterine adhesions	57
O-112 Fertility awareness: Educating the teenagers in europe	55
P-438 Fertility outcomes in male cancer recipients of hematopoietic cell transplantation who stored their semen for fertility preservation	55
P-290 Isolation and characterization of extracellular vesicles from human endometrial organoids	50

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)	49
P-572 Hormonal Monitoring and Progesterone Adjustment in Frozen Embryo Transfer Cycles	49
O-158 The evolution of the quality of life of women and men during the fertility clinic trajectory: a longitudinal survey	48
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	47
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	47
P-339 Activities and changes in the number of natural killer cells in endometriosis: systematic review and meta-analysis	45
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	45
P-337 Does Endometriosis Have More Detrimental Effect on Ovarian Reserve in the Presence of Autoimmunity? A Prospective Observational Study	45
Maternal polycystic ovarian syndrome and offspring psychopathology and neurodevelopment	45
O-209 Separating spermatozoa from debris, non-germ and red blood cells during differential centrifugation as a new effective approach of sperm recovery from surgically-retrieved specimens	45
P-507 Evaluating quantitative PCR for vaginal microbiome profiling: a high-accuracy, low-cost alternative to sequencing for research and clinical applications	44
P-531 Effectiveness and safety of uterine septum division: An updated systematic review and meta-analysis	42
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	42
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	42
P-496 “The plethora of information can be overwhelming…”: A mixed methods study exploring the sources of fertility information	42
P-696 Continuous monitoring of female hormones as a tool to improve IVF treatment’s efficacy	41