Clustering of extraarticular manifestations in patients with rheumatoid arthritis.
Turesson
Carl
C
McClelland
Robyn L
RL
Christianson
Teresa
T
Matteson
Eric
E
D001172:Arthritis, Rheumatoid / Q000150:complications*; D016000:Cluster Analysis; D006801:Humans; D008137:Longitudinal Studies; D012189:Retrospective Studies