[Evaluation of pinching strength in chronic rheumatoid arthritis].
D000293:Adolescent; D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000503:physiopathology*; D001696:Biomechanical Phenomena; D002908:Chronic Disease; D005260:Female; D006225:Hand / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009043:Motor Activity