Authors: Wollina, U Oelzner, S Looks, A Hipler, UC Knoll, B Lange, D Balogh, A Merkel, U Hein, G Oelzner, P Uhlemann, C Vogelsang, H

Citation: U. Wollina et al., Progressive systemic sclerosis - treatment results of extracorporeal photopheresis, HAUTARZT, 50(9), 1999, pp. 637-642