Secondary sexual characteristics and menses in young girls.
Emans
S J
SJ
Biro
F
F
D000293:Adolescent; D002648:Child; D002908:Chronic Disease; D003625:Data Collection; D005260:Female; D006801:Humans; D008572:Menarche; D015588:Observer Variation; D011336:Probability; D011627:Puberty; D012741:Sexual Maturation