PMOS Research Observatory

Explore PMOS Research

Search the full PMOS corpus, from 2015 to the latest ahead-of-print articles. Filter by research topic, country, year range, or co-investigated condition to find where the field is active and where the gaps are.

20,816 articles match

Includes 39 ahead-of-print articles published after 2025. The Overview and charts cover 2015–2025 (20,777 articles).

Total citations

289,983

Peak year

2025(3,072 articles)

Avg citations / article

14

Publications per year

All countries

Topics

All research areas ⓘ

Endocrinology & Hormones12,907
Metabolic Health10,544
Fertility & Reproduction6,512
Epidemiology & Public Health3,934
Pharmacology & Treatment2,813
Genetics & Genomics2,447
Diagnostics & Phenotyping2,361
Mental Health & Psychology1,942

Countries

All countries

China3,804
United States2,438
India1,752
Iran1,196
Turkey924
United Kingdom754
Australia615
Italy475

Top journals

All filters

Fertility and Sterility584
Endocrine Abstracts510
Gynecological Endocrinology400
Frontiers in Endocrinology369
Figshare340
Journal of the Endocrine Society328
Human Reproduction275
Research Square (Research Square)270
PubMed259
The Journal of Clinical Endocrinology & Metabolism223

Top institutions

All filters

Monash University323
Tehran University of Medical Sciences234
Shanghai Jiao Tong University228
Shahid Beheshti University of Medical Sciences222
Peking University212
Shandong University177
Karolinska Institutet167
Peking University Third Hospital166
Monash Health165
University of Adelaide156

Where in the world is each topic being researched?

Toggle between Revealed Comparative Advantage (RCA), a specialisation index where values above 1.0 mean a country focuses on that topic more than average, and raw article counts.

HormonesMetabolicFertilityEpidemiol.PharmaGeneticsDiagnos.MentalNutritionMolecularCell BioInflamm.LifestyleMicrobiomeDermatol.
China1.00.91.01.01.11.60.60.31.01.92.01.10.51.60.1
United States1.01.11.11.30.80.91.11.40.50.70.60.71.30.71.2
India0.90.90.90.90.91.12.11.11.30.80.60.80.90.91.8
Iran1.00.90.90.91.60.70.51.11.90.71.01.90.80.80.8
Turkey1.31.20.90.60.40.51.40.90.70.50.61.60.41.11.6
United Kingdom0.91.00.91.31.00.70.92.10.80.60.40.71.90.41.3
Australia0.81.10.91.71.20.60.82.10.80.30.30.13.70.50.6
Italy1.11.21.00.80.90.51.10.81.40.40.30.71.01.11.6
Egypt1.00.81.90.52.00.30.90.60.80.60.41.10.40.22.1
Poland1.31.40.60.60.30.70.61.21.10.50.21.11.21.41.4
Under-specialised
Specialised|RCA > 1 = country focuses on this topic more than average

Studies11,761–11,780 of 20,816

All studies

Comparison of the efficacy of letrozole stair‐step protocol with clomiphene citrate stair‐step protocol in the management of clomiphene citrate‐resistant polycystic ovary syndrome patients

2021Journal of obstetrics and gynaecology research11 citationsDOI ↗
Fertility & Reproduction

The connection of alpha‐1 acid glycoprotein inflammatory marker with anthropometric, hormonal, and metabolic characteristic of women with polycystic ovary syndrome

2021Journal of obstetrics and gynaecology research11 citationsDOI ↗
Endocrinology & HormonesMetabolic Health

LncRNA TMPO-AS1 suppresses the maturation of miR-335-5p to participate in polycystic ovary syndrome

2021Journal of Ovarian Research11 citationsDOI ↗
Endocrinology & HormonesFertility & ReproductionMetabolic HealthOvarian Cancer

Letrozole-Induced Polycystic Ovary Syndrome Attenuates Cystathionine-β Synthase mRNA and Protein Abundance in the Ovaries of Female Sprague Dawley Rats

2021Journal of Nutrition11 citationsDOI ↗
Endocrinology & HormonesFertility & ReproductionMolecular Mechanisms

Intergenerational Influences between Maternal Polycystic Ovary Syndrome and Offspring: An Updated Overview

2021The Journal of Pediatrics11 citationsDOI ↗
Endocrinology & HormonesFertility & ReproductionMetabolic Health

Effect of Electroacupuncture on Reproductive Disorders and Insulin Resistance in a Murine Polycystic Ovary Syndrome Model

2021Evidence-based Complementary and Alternative Medicine11 citationsDOI ↗
Cell Biology & Animal ModelsEndocrinology & HormonesMetabolic HealthInsulin Resistance

High fructose-enriched diet synergistically exacerbates endocrine but not metabolic changes in letrozole-induced polycystic ovarian syndrome in Wistar rats.

Retracted
2021Heliyon11 citationsDOI ↗
Endocrinology & HormonesFertility & ReproductionNutrition & Diet

Impact of body mass index on intracytoplasmic sperm injection in women with polycystic ovary syndrome

2021Zygote11 citationsDOI ↗
Endocrinology & HormonesFertility & ReproductionMetabolic HealthObesity / Weight Gain

Investigation of taste function and eating behavior in women with polycystic ovary syndrome

2021Appetite10 citationsDOI ↗
Endocrinology & HormonesMental Health & PsychologyMetabolic HealthEating Disorders

Update on polycystic ovary syndrome

2021Daehan saengsik uihak hoeji/Clinical and experimental reproductive medicine10 citationsDOI ↗
Endocrinology & HormonesMetabolic HealthHirsutismIrregular Periods

A randomized trial of endometrial scratching in women with PCOS undergoing ovulation induction cycles

2021Reproductive BioMedicine Online10 citationsDOI ↗
Epidemiology & Public HealthFertility & ReproductionPharmacology & Treatment

Three-Dimensional Genome Interactions Identify Potential Adipocyte Metabolism-Associated Gene STON1 and Immune-Correlated Gene FSHR at the rs13405728 Locus in Polycystic Ovary Syndrome

2021Frontiers in Endocrinology10 citationsDOI ↗
Endocrinology & HormonesGenetics & GenomicsMetabolic Health

Environmental determinants and PCOS symptoms severity: a cross-sectional study

2021Health Care For Women International10 citationsDOI ↗
Epidemiology & Public HealthMental Health & PsychologyMetabolic Health

Effect of Vitamin E on Serum Levels of Vascular Endothelial Growth Factor and Angiopoietin-1 in Women with Polycystic Ovary Syndrome: A Pilot Randomized, Placebo-Controlled Trial.

2021PubMed10 citationsDOI ↗
Metabolic HealthNutrition & DietPharmacology & Treatment

Polycystic ovary rat model exposure to 150 kHz intermediate frequency: hypothalamic-pituitary-ovarian axis at the receptor, cellular, tissue, and hormone levels.

2021Journal of ovarian research10 citationsDOI ↗
Cell Biology & Animal ModelsEndocrinology & Hormones

Network Pharmacology-Based Strategy for Predicting Active Ingredients and Potential Targets of Coptis chinensis Franchin Polycystic Ovary Syndrome

2021Evidence-based Complementary and Alternative Medicine10 citationsDOI ↗
Molecular MechanismsNutrition & DietPharmacology & Treatment

The Genetic Association of Polycystic Ovary Syndrome and the Risk of Endometrial Cancer: A Mendelian Randomization Study

2021Frontiers in Endocrinology10 citationsDOI ↗
Epidemiology & Public HealthGenetics & GenomicsEndometrial Cancer

The Relationship Between Polycystic Ovarian Syndrome, Periodontal Disease, and Osteoporosis.

2021Reproductive sciences (Thousand Oaks, Calif.)10 citationsDOI ↗
Diagnostics & PhenotypingEndocrinology & HormonesPeriodontal DiseaseInsulin Resistance

Women with PCOS with a History of Early Pregnancy Loss Show a Higher Risk of Gestational Diabetes Mellitus

2021International Journal of General Medicine10 citationsDOI ↗
Fertility & ReproductionMetabolic HealthGestational DiabetesObesity / Weight Gain

Sexual health in parous women with a history of polycystic ovary syndrome: A national cross‐sectional study in Denmark

2021International Journal of Gynecology & Obstetrics10 citationsDOI ↗
Epidemiology & Public HealthFertility & ReproductionMetabolic Health
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