Frequency of so-called hypoplastic or dysgenetic zones in scrotal and otherwise normal human tests.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001284:Atrophy; D006801:Humans; D008297:Male; D013733:Testicular Diseases / Q000473:pathology*; D013737:Testis / Q000002:abnormalities / Q000473:pathology*