RT Journal Article SR Electronic T1 Local Injection of Hydrocortisone and Procaine in Osteo-Arthritis of the Hip Joint JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 330 OP 337 DO 10.1136/ard.15.4.330 VO 15 IS 4 A1 Leveaux, V. M. A1 Quin, C. E. YR 1956 UL http://ard.bmj.com/content/15/4/330.abstract AB