title: THE CONTRIBUTION OF THE "CLINICAL TWIN METHOD" TO THE STUDY OF SEX ANOMALIES IN CHILDHOOD.
mesh_terms: D000293:Adolescent; D002648:Child; D003456:Cryptorchidism; D004200:Diseases in Twins; D005826:Genetics, Medical; D006801:Humans; D007021:Hypospadias; D007027:Hypothalamic Diseases; D007849:Laurence-Moon Syndrome; D008297:Male; D010688:Phimosis; D014427:Twins
keywords: ADOLESCENCE; CHILD; CRYPTORCHISM; DISEASES IN TWINS; FROEHLICH'S SYNDROME; GENETICS, HUMAN; HYPOSPADIAS; LAURENCE-MOON-BIEDL SYNDROME; PHIMOSIS