ObjectiveTo investigate the role of human herpesvirus 6 and 7 (HHV6, HHV7) infection in the etiology of rheumatoid arthritis (RA).

• 目的探讨人疱疹病毒6型(HHV6)和7型(HHV7)感染在类风湿性关节炎(RA)病因学中作用。