title: Rheumatoid arthritis: circadian and circannual rhythms in RA.
authors.forename: Maurizio
authors.initials: M
authors.lastname: Cutolo
mesh_terms: D001172:Arthritis, Rheumatoid / Q000175:diagnosis / Q000503:physiopathology*; D002940:Circadian Rhythm / Q000502:physiology*; D018450:Disease Progression; D006801:Humans; D012621:Seasons; D013997:Time Factors