The measurement of skeletal maturity.
D000365:Age Determination by Skeleton; D002675:Child, Preschool; D005269:Femur / Q000000981:diagnostic imaging; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008722:Methods; D008954:Models, Biological; D010012:Osteogenesis; D013223:Statistics as Topic