Churg-Strauss Syndrome, Clinical Study and Long-Term Follow-Up of 96 Patients
Medicine 78:26-37, Guillevin,L.,et al, 1999
Current Concepts in the Idiopathic Inflammatory Myopathies:Polymyositis, Dermatomyositis, and Related Disorders
Ann Int Med 111:143-157, Plotz,P.H.,et al, 1989