1. Department of Biomedical and Molecular Sciences (M.Ka., G.J.), Queen's University, Kingston, Ontario, Canada K7L 3N6
2. Bone Metabolism Unit (J.C.G.), Creighton University School of Medicine, Omaha, Nebraska 68131
3. Indiana University School of Medicine (M.P.), Indianapolis, Indiana 46202–5250
4. Department of General Pediatrics, (K-P. S., M.Ko.) University Children's Hospital, D-48149, Münster, Germany
5. Department of Biochemistry (H.F.D.), University of Wisconsin-Madison, Madison, Wisconsin 53706
6. Departmento de Quimica Organica (R.S., B.L., A.M., M.M.), Laboratorio Ignacio Ribas, University of Santiago de Compostela, 15782 Santiago de Compostela, Spain
7. McGill University and Shriners Hospital for Children-Canada (R.S.), Montréal, Québec, Canada H3G 1A6
8. Endocrine Unit (J.S.F.), Massachusetts General Hospital, Boston Massachusetts 02114
9. Health Sciences Research, Waters Corporation (D.P.C), Stamford Avenue, Altrincham Rd, Wilmslow, SK9 4AX United Kingdom