RT Journal Article SR Electronic T1 Osteoporosis JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 946 OP 946 DO 10.3399/bjgp09X473240 VO 59 IS 569 A1 Jonathan Evans YR 2009 UL http://bjgp.org/content/59/569/946.1.abstract AB