Donovan Marcella A, Khandji Alexander G, Siris Ethel
Department of Medicine, Division of Endocrinology, Columbia University College of Physicians and Surgeon, New York, New York, USA.
J Bone Miner Res. 2004 May;19(5):712-3. doi: 10.1359/JBMR.040207. Epub 2004 Feb 9.