For citations:

Egorova ON, Balabanova RM, Sazhina EG, Egorova ON, Balabanova RM, Sazhina EG. SYSTEMIC LUPUS ERYTHEMATOSUS AND OPPORTUNISTIC INFECTIONS: PREVALENCE, CLINICAL FEATURES. Sovremennaya Revmatologiya=Modern Rheumatology Journal. 2008;2(4):27-33. (In Russ.) https://doi.org/10.14412/1996-7012-2008-503