Friend, P Deficiency of the second component of complement (C2) with chronic vasculitis. [electronic resource] - Annals of internal medicine Dec 1975 - 813-6 p. digital Publication Type: Case Reports; Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0003-4819 Standard No.: 10.7326/0003-4819-83-6-813 doi Subjects--Topical Terms: AdultChronic DiseaseComplement C2--deficiencyComplement System Proteins--deficiencyFemaleHistocompatibility TestingHumansImmunologic Deficiency Syndromes--complicationsInflammation--complicationsOpsonin Proteins--analysisVascular Diseases--complications