[Epidemiology of rheumatoid arthritis in Japan].
Suka
Machi
M
Department of Preventive Medicine, St. Marianna University School of Medicine.
Yoshida
Katsumi
K
D001172:Arthritis, Rheumatoid / Q000453:epidemiology*; D006801:Humans; D015994:Incidence; D007564:Japan / Q000453:epidemiology; D009017:Morbidity; D015995:Prevalence; D012720:Severity of Illness Index