[1] Mallinckrodt Institute of Radiology,
[2] Washington University School of Medicine,undefined
[3] St. Louis Children's Hospital,undefined
[4] Department of Radiology,undefined
[5] St. Louis,undefined
[6] Missouri,undefined
[7] USA,undefined
[8] Metabolic Research Unit,undefined
[9] Shriners Hospital for Crippled Children,undefined
[10] 2001 S. Lindbergh Boulevard,undefined
[11] St. Louis,undefined
[12] MO 63131,undefined
[13] USA,undefined
[14] Division of Bone and Mineral Diseases,undefined
[15] Washington University School of Medicine at the Jewish Hospital of St. Louis,undefined
[16] St. Louis,undefined
[17] Missouri,undefined
[18] USA,undefined