title: Seasonal variation in human semen quality.
authors.affiliation: Chemical Industry Institute of Toxicology (CIIT), Research Triangle Park, NC 27709.
authors.forename: R J
authors.initials: RJ
authors.lastname: Levine
mesh_terms: D006801:Humans; D008297:Male; D012621:Seasons; D012661:Semen / Q000502:physiology*; D013076:Sperm Count; D013081:Sperm Motility; D013094:Spermatozoa / Q000502:physiology*