RT Journal Article
SR Electronic
T1 Encore
JF Annals of the Rheumatic Diseases
JO Ann Rheum Dis
FD BMJ Publishing Group Ltd and European League Against Rheumatism
SP 136
OP 136
DO 10.1136/ard.49.2.136
VO 49
IS 2
A1 Gemaennes
YR 1990
UL http://ard.bmj.com/content/49/2/136.abstract
AB