RT Journal Article SR Electronic T1 An open-label study of zoledronic acid (Aclasta 5 mg iv) in the treatment of ankylosing spondylitis JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 1273 OP 1274 DO 10.1136/annrheumdis-2013-204938 VO 73 IS 6 A1 G P R Clunie A1 A Ginawi A1 P O'Conner A1 P W Bearcroft A1 S J Garber A1 S Bhagat A1 A Grainger A1 J S H Gaston YR 2014 UL http://ard.bmj.com/content/73/6/1273.abstract AB