... affilia-tion: Robert M Bernstein, MD (Manchester Royal Infirmary, Manchester), Huw LC Beynon, FRCP (Royal Free Hospital, London), Carol M Black, MD (Royal Free Hospital, London), Andrew Borg, MD (Nevill ... Abergavenny), Ian N Bruce, MD (Manchester Royal Infirmary, Man-chester), Felix E Bruckner, FRCP (St Georges Hospital, London), Robin C Butler, MD (Oswestry Orthopaedic Hospital, Oswestry), ... pcorr = corrected probability; PM = polymyositis; SRP = signal recognition particle; tRNA = transfer RNA.Available online http://arthritis-research.com/content/8/1 /R1 3Page 7 of 9(page number...