title: Survival of human spermatozoa in different fractions of split ejaculate.
mesh_terms: D002465:Cell Movement; D002470:Cell Survival; D004542:Ejaculation; D006801:Humans; D008274:Magnesium / Q000032:analysis / Q000378:metabolism; D008297:Male; D009994:Osmolar Concentration; D011467:Prostate / Q000378:metabolism; D012661:Semen / Q000032:analysis; D012669:Seminal Vesicles / Q000378:metabolism; D013094:Spermatozoa / Q000378:metabolism; D013997:Time Factors; D015032:Zinc / Q000032:analysis / Q000378:metabolism
chemical_list: D008274:Magnesium; D015032:Zinc