Idiopathic juvenile osteoporosis.
D000293:Adolescent; D000367:Age Factors; D002118:Calcium / Q000378:metabolism; D002122:Calcium Chloride / Q000008:administration & dosage; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D010024:Osteoporosis / Q000000981:diagnostic imaging / Q000188:drug therapy / Q000209:etiology / Q000378:metabolism; D011859:Radiography
D002122:Calcium Chloride; D002118:Calcium