[Rheumatoid arthritis in the elderly].
Huscher
D
D
Deutsches Rheuma-Forschungszentrum Berlin, Berlin, Germany.
Sengler
C
C
Ziegler
S
S
Gromnica-Ihle
E
E
D000367:Age Factors; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000175:diagnosis / Q000453:epidemiology / Q000628:therapy; D003937:Diagnosis, Differential; D006801:Humans; D015995:Prevalence