OOIR: Observatory of International Research

Papers

(The H4-Index of Ultrasound in Obstetrics & Gynecology is 38. 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 2020-11-01 to 2024-11-01.)

Article	Citations
Pregnancy and neonatal outcomes of COVID‐19: coreporting of common outcomes from PAN‐COVID and AAP‐SONPM registries	215
ISUOG Practice Guidelines (updated): performance of the routine mid‐trimester fetal ultrasound scan	150
Maternal and perinatal outcomes of pregnant women with SARS‐CoV‐2 infection	128
Pregnant women with SARS‐CoV‐2 infection are at higher risk of death and pneumonia: propensity score matched analysis of a nationwide prospective cohort (COV19Mx)	126
ISUOG Practice Guidelines (updated): sonographic examination of the fetal central nervous system. Part 2: performance of targeted neurosonography	113
Short‐term outcome of pregnant women vaccinated with BNT162b2 mRNA COVID‐19 vaccine	110
Consensus on revised definitions of Morphological Uterus Sonographic Assessment (MUSA) features of adenomyosis: results of modified Delphi procedure	108
ISUOG Practice Guidelines (updated): use of Doppler velocimetry in obstetrics	97
Ultrasound image analysis using deep neural networks for discriminating between benign and malignant ovarian tumors: comparison with expert subjective assessment	76
Strengths and limitations of diagnostic tools for endometriosis and relevance in diagnostic test accuracy research	73
ISUOG Practice Guidelines (updated): performance of 11–14‐week ultrasound scan	69
First‐trimester ultrasound detection of fetal heart anomalies: systematic review and meta‐analysis	64
COngenital heart disease and the Diagnostic yield with Exome sequencing (CODE) study: prospective cohort study and systematic review	61
Clinical utility of sFlt‐1 and PlGF in screening, prediction, diagnosis and monitoring of pre‐eclampsia and fetal growth restriction	60
Effect of maternal diabetes on fetal heart function on echocardiography: systematic review and meta‐analysis	60
Cardiovascular events following pregnancy complicated by pre‐eclampsia with emphasis on comparison between early‐ and late‐onset forms: systematic review and meta‐analysis	59
ISUOGPractice Guidelines: role of ultrasound in the prediction of spontaneous preterm birth	56
Definition and sonographic reporting system for Cesarean scar pregnancy in early gestation: modified Delphi method	55
Secondary prevention of congenital cytomegalovirus infection with valacyclovir following maternal primary infection in early pregnancy	54
ISUOG Practice Guidelines (updated): performance of fetal magnetic resonance imaging	53
ESGO/ISUOG/IOTA/ESGE Consensus Statement on preoperative diagnosis of ovarian tumors	52
ISUOG Practice Guidelines (updated): fetal cardiac screening	52
Pregnancy and COVID‐19: pharmacologic considerations	50
Protein expression of angiotensin‐converting enzyme 2, a SARS‐CoV‐2‐specific receptor, in fetal and placental tissues throughout gestation: new insight for perinatal counseling	50
Risk factors, histopathology and diagnostic accuracy in posterior placenta accreta spectrum disorders: systematic review and meta‐analysis	49

Single‐cell RNA expression profiling of SARS‐CoV‐2‐related ACE2 and TMPRSS2 in human trophectoderm and placenta	49
Counseling in maternal–fetal medicine: SARS‐CoV‐2 infection in pregnancy	48
Performance of IOTA Simple Rules, Simple Rules risk assessment, ADNEX model and O‐RADS in differentiating between benign and malignant adnexal lesions in North America	48
Maternal and perinatal outcomes of SARS‐CoV‐2 infection in unvaccinated pregnancies during Delta and Omicron waves	47
Imaging in gynecological disease (20): clinical and ultrasound characteristics of adnexal torsion	44
Outcome of twin–twin transfusion syndrome according to Quintero stage of disease: systematic review and meta‐analysis	44
Optimal imaging modality for detection of rectosigmoid deep endometriosis: systematic review and meta‐analysis	42
Typical ultrasound features of various endometrial pathologies described using International Endometrial Tumor Analysis (IETA) terminology in women with abnormal uterine bleeding	42
Competing‐risks model for prediction of small‐for‐gestational‐age neonate from biophysical and biochemical markers at 11–13 weeks' gestation	41
Outcome of pregnancies with recent primary cytomegalovirus infection in first trimester treated with hyperimmunoglobulin: observational study	41
Perinatal outcome of pregnancies with prenatal diagnosis of vasa previa: systematic review and meta‐analysis	41
Outcome of fetuses with congenital cytomegalovirus infection and normal ultrasound at diagnosis: systematic review and meta‐analysis	41
Impact of COVID‐19 pandemic restrictions on pregnancy duration and outcome in Melbourne, Australia	40