Rheumatoid arthritis.
Emery
Paul
P
University of Leeds, Leeds, United Kingdom.
Suarez-Almazor
Maria E
ME
D001172:Arthritis, Rheumatoid / Q000175:diagnosis / Q000188:drug therapy* / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D015995:Prevalence; D011379:Prognosis; D012307:Risk Factors