A tool for the assessment of hand involvement in rheumatic disorders in daily routine--the SF-SACRAH (short form score for the assessment and quantification of chronic rheumatic affections of the hands)
1st Department of Medicine, Center for Rheumatology, Lower Austria, State Hospital Korneuburg-Stockerau, Karl Landsteiner Institute for Clinical Rheumatology, A-2000 Stockerau, Austria.