Determination of various parameters of sexual maturity in adolescent boys in Ankara.
D000293:Adolescent; D000365:Age Determination by Skeleton; D006197:Hair / Q000254:growth & development; D006801:Humans; D008297:Male; D012727:Sex Characteristics; D012741:Sexual Maturation; D013737:Testis / Q000254:growth & development; D014421:Turkey