Time of appearance of the ossification centre in the metacarpophalangeal sesamoid bone of the thumb in girls during puberty.
D000293:Adolescent; D002648:Child; D005260:Female; D006801:Humans; D008663:Metacarpus; D010012:Osteogenesis; D011627:Puberty; D012716:Sesamoid Bones / Q000254:growth & development*