RT Journal Article SR Electronic T1 Modern management of primary systemic vasculitis JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 43 OP 47 DO 10.7861/clinmedicine.7-1-43 VO 7 IS 1 A1 Chloe Lapraik A1 Richard Watts A1 David GI Scott YR 2007 UL http://www.rcpjournals.org/content/7/1/43.abstract AB