title: [Biological and interlaboratory variations in human semen].
mesh_terms: D000328:Adult; D005632:Fructose / Q000032:analysis; D006801:Humans; D007248:Infertility, Male / Q000175:diagnosis*; D008297:Male; D011506:Proteins / Q000032:analysis; D013076:Sperm Count; D013081:Sperm Motility; D013094:Spermatozoa / Q000032:analysis
chemical_list: D011506:Proteins; D005632:Fructose
vernacular_title: Variaciones biológicas e interlaboratorio del semen humano.