Matzkies F G, Manger B, Schmitt-Haendle M, Nagel T, Kraetsch H-G, Kalden J R, Schulze-Koops H
University of Erlangen-Nuremberg, Department of Internal Medicine III and Institute for Clinical Immunology, Krankenhausstrasse 12, 91054 Erlangen, Germany.
Ann Rheum Dis. 2003 Jan;62(1):81-2. doi: 10.1136/ard.62.1.81.