OOIR: Observatory of International Research

Papers

(The H4-Index of Andrology is 24. 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 2021-09-01 to 2025-09-01.)

Article	Citations
Correction to ASA Meeting Abstracts 2023	87
Cryopreservation of equine spermatozoa reduces plasma membrane integrity and phospholipase C zeta 1 content as associated with oocyte activation	55
Spontaneous alterations in semen parameters are associated with age, accessory gland function and the FSHB c.‐211G>T variant	49
A homozygous loss‐of‐function mutation in CEP250 is associated with acephalic spermatozoa syndrome in humans	49
Congenital male genital malformations and paternal health: An analysis of the US claims data	42
Micro‐straw: An efficient cryopreservation carrier for rare human spermatozoa	40
Optimum identification of round spermatid in men with non‐obstructive azoospermia: A commentary	40
A prospective study of semen quality and fecundability among North American couples planning pregnancy	38
Contraceptive efficacy: Determining the threshold for effective suppression based on sperm concentration, motility, and morphology	36
Excessive androgen exposure and risk of malignancies: A cohort study	36
Cortisol modulates Ca²⁺ signaling and acrosome reaction in human sperm	35
Cardiovascular safety of testosterone therapy—Insights from the TRAVERSE trial and beyond: A position statement of the European Expert Panel for Testosterone Research	34
The efficacy of PDE5 inhibitors in diabetic patients	34
Differential expression of metabolic enzymes in testicular germ cell tumors: The impact of glycolytic metabolism in embryonal carcinoma histotype	33
Association between systemic immune inflammation index and serum testosterone and free testosterone in middle‐aged and elderly men	32
A translation regulator that drives spermatogonial stem cell formation	31
Influence of androgens on the innate immune system	31
The impact of different WHO reference criteria for semen analysis in clinical practice: Who will benefit from the new 2021 thresholds for normal semen parameters?	30
The impact of diabetes mellitus type 1 on male fertility: Systematic review and meta‐analysis	30
Genital gender‐affirming surgery trends in Germany: Total population data with 19,600 cases from 2006 to 2022	29
The emergence of natural products as potential therapeutics for male infertility	28
Statutes of the European Academy of Andrology	26
Issue Information	25
Preconception health indicators among adult US men: Race/ethnicity variations and temporal trends	25
Issue Information	24

PDE5is‐naïve versus non‐naïve patients at first investigation for erectile dysfunction—findings from a long‐term, real‐life cross‐sectional study