Skeletal maturation studied longitudinally over one year in American Whites and Negroes six though thirteen years of age.
D000293:Adolescent; D001741:Black or African American; D000365:Age Determination by Skeleton; D000367:Age Factors; D002648:Child; D005260:Female; D006128:Growth; D006801:Humans; D008297:Male; D012863:Skeleton / Q000254:growth & development; D014481:United States; D044465:White People