Effect of weight-bearing on the appearance and development of the secondary calcaneal epiphysis.
D000293:Adolescent; D002111:Calcaneus / Q000254:growth & development*; D002648:Child; D002675:Child, Preschool; D004838:Epiphyses / Q000254:growth & development*; D005260:Female; D006801:Humans; D008297:Male; D010012:Osteogenesis; D011859:Radiography; D012598:Sclerosis