The spermatogenetic activity test in male sterility investigation.
D000328:Adult; D001706:Biopsy; D006801:Humans; D007248:Infertility, Male; D008297:Male; D010759:Phosphorus Isotopes; D012661:Semen; D013094:Spermatozoa / Q000502:physiology; D013737:Testis / Q000473:pathology
D010759:Phosphorus Isotopes