On lead lines.
D001846:Bone Development; D002118:Calcium / Q000378:metabolism; D002648:Child; D004838:Epiphyses / Q000000981:diagnostic imaging; D005269:Femur / Q000000981:diagnostic imaging; D005360:Fibula / Q000000981:diagnostic imaging; D006801:Humans; D007854:Lead / Q000378:metabolism; D007855:Lead Poisoning / Q000097:blood / Q000000981:diagnostic imaging* / Q000378:metabolism; D011859:Radiography; D013977:Tibia / Q000000981:diagnostic imaging
D007854:Lead; D002118:Calcium