Incidence of cryptorchidism.
D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D003456:Cryptorchidism / Q000453:epidemiology*; D005865:Gestational Age; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D013737:Testis / Q000196:embryology; D013739:Testosterone / Q000097:blood
D013739:Testosterone