RT Journal Article SR Electronic T1 Prevention and treatment of osteoporosis JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 155 OP 155 DO 10.7861/clinmedicine.1-2-155 VO 1 IS 2 A1 Mark Lloyd YR 2001 UL http://www.rcpjournals.org/content/1/2/155.abstract AB