title: Observations on semen collection and quality in Macaques.
mesh_terms: D000704:Analysis of Variance; D000818:Animals; D002452:Cell Count; D004542:Ejaculation; D004558:Electric Stimulation; D000882:Haplorhini; D008297:Male; D008722:Methods; D012661:Semen / Q000166:cytology; D013048:Specimen Handling; D013094:Spermatozoa / Q000502:physiology