 9. In order to confirm eligibility, subjects previously diagnosed with osteoporosis, osteopenia or osteomalacia, female subjects over the age of 65, post-menopausal female subjects under the age of 65 with any of the risk factors for osteoporosis, and subjects at the investigators discretion will have DEXA scans performed prior to study entry. If DEXA is required, exclusion will be defined as a DEXA bone density measurement T score -2.5 