Within 14 days of the bone injection procedure, patients will have a medical history, routine blood tests, urinalysis and check of vital signs (blood pressure, pulse and temperature) and will complete a 30-minute quality-of-life questionnaire. Women of child-bearing potential will have a pregnancy test. Patients who do not have recent X-rays and bone density scans available for review will have new ones taken. When these studies are completed, patients will undergo the bone injection procedure, followed immediately by bone densitometry and coned-down X-rays, as follows: