OOIR: Observatory of International Research

Papers

(The H4-Index of Human Reproduction is 44. 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 2020-03-01 to 2024-03-01.)

Article	Citations
Development of an artificial intelligence-based assessment model for prediction of embryo viability using static images captured by optical light microscopy during IVF	142
Semen impairment and occurrence of SARS-CoV-2 virus in semen after recovery from COVID-19	135
International Committee for Monitoring Assisted Reproductive Technologies world report: assisted reproductive technology, 2014	110
International Committee for Monitoring Assisted Reproductive Technologies world report: assisted reproductive technology 2012†	106
20 years of the European IVF-monitoring Consortium registry: what have we learned? A comparison with registries from two other regions	103
Erastin induces ferroptosis via ferroportin-mediated iron accumulation in endometriosis	100
Ovarian follicular function is not altered by SARS–CoV-2 infection or BNT162b2 mRNA COVID-19 vaccination	99
Patient experiences of fertility clinic closure during the COVID-19 pandemic: appraisals, coping and emotions	90
Definition, diagnostic and therapeutic options in recurrent implantation failure: an international survey of clinicians and embryologists	87
Twin Peaks: more twinning in humans than ever before	74
The birth of a baby with mosaicism resulting from a known mosaic embryo transfer: a case report	71
Septum resection versus expectant management in women with a septate uterus: an international multicentre open-label randomized controlled trial	70
Polycystic ovary syndrome as an independent risk factor for gestational diabetes and hypertensive disorders of pregnancy: a population-based study on 9.1 million pregnancies	70
Impact of low serum progesterone levels on the day of embryo transfer on pregnancy outcome: a prospective cohort study in artificial cycles with vaginal progesterone	70
Metformin inhibits testosterone-induced endoplasmic reticulum stress in ovarian granulosa cells via inactivation of p38 MAPK	70
Fertility patients under COVID-19: attitudes, perceptions and psychological reactions	68
Type of menopause, age of menopause and variations in the risk of incident cardiovascular disease: pooled analysis of individual data from 10 international studies	65
Measuring the global disease burden of polycystic ovary syndrome in 194 countries: Global Burden of Disease Study 2017	64
Is fertility reduced in ovulatory women with polycystic ovary syndrome? An opinion paper	62
The risk of birth defects with conception by ART	62
Persistence of SARS-CoV-2 in the first trimester placenta leading to transplacental transmission and fetal demise from an asymptomatic mother	61
Effects of COVID-19 and mRNA vaccines on human fertility	60
In-vitro maturation of oocytes versus conventional IVF in women with infertility and a high antral follicle count: a randomized non-inferiority controlled trial	59
Individualised luteal phase support in artificially prepared frozen embryo transfer cycles based on serum progesterone levels: a prospective cohort study	57
Septum resection in women with a septate uterus: a cohort study	57

The status of preimplantation genetic testing in the UK and USA	55
Live births following fertility preservation using in-vitro maturation of ovarian tissue oocytes	55
A multi-organ-chip co-culture of liver and testis equivalents: a first step toward a systemic male reprotoxicity model	54
Efficacy and safety of controlled ovarian stimulation using GnRH antagonist protocols for emergency fertility preservation in young women with breast cancer—a prospective nationwide Swedish multicente	54
Multigenerational and transgenerational impact of paternal bisphenol A exposure on male fertility in a mouse model	52
Mitochondria-targeted therapeutics, MitoQ and BGP-15, reverse aging-associated meiotic spindle defects in mouse and human oocytes	52
The depot GnRH agonist protocol improves the live birth rate per fresh embryo transfer cycle, but not the cumulative live birth rate in normal responders: a randomized controlled trial and molecular m	50
Post-Caesarean section niche-related impaired fertility: hypothetical mechanisms	50
No effect of ovarian stimulation and oocyte yield on euploidy and live birth rates: an analysis of 12 298 trophectoderm biopsies	49
Adenomyosis of the inner and outer myometrium are associated with different clinical profiles	48
Spatiotemporal changes in mechanical matrisome components of the human ovary from prepuberty to menopause	48
Mapping the entire functionally active endometrial microbiota	47
Fallopian tube epithelial cells express androgen receptor and have a distinct hormonal responsiveness when compared with endometrial epithelium	46
Impact of trophectoderm biopsy on obstetric and perinatal outcomes following frozen–thawed embryo transfer cycles	46
Undetectable viral RNA in oocytes from SARS-CoV-2 positive women	46
The demographics of assisted reproductive technology births in a Nordic country	45
Should we be measuring DNA damage in human spermatozoa? New light on an old question	45
Reduced pregnancy and live birth rates after in vitro fertilization in women with previous Caesarean section: a retrospective cohort study	45
GnRH agonist and hCG (dual trigger) versus hCG trigger for final follicular maturation: a double-blinded, randomized controlled study	45