Kanis John A, Seeman Ego, Johnell Olof, Rizzoli Rene, Delmas Pierre
WHO Collaborating Centre for Metabolic Bone Diseases, University of Sheffield, Sheffield S10 2DU, UK.
Osteoporos Int. 2005 May;16(5):456-9, discussion 579-80. doi: 10.1007/s00198-005-1861-0. Epub 2005 Feb 24.