Undescended testis--the need for a standard classification.
Department of Paediatrics, Addenbrooke's Hospital, Cambridge.
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Whitaker
D003456:Cryptorchidism / Q000145:classification* / Q000473:pathology / Q000628:therapy; D006801:Humans; D008297:Male; D012307:Risk Factors; D013736:Testicular Neoplasms / Q000209:etiology