SYSTEMIC LUPUS ERTHEMATOSUS OR KESTLEMAN’S DISEASE? DIFFICULTIES OF DIAGNOSIS. (CASE REPORT AND REVIEW OF LITERATURE) - I E Shirokova; T A Lisiezina; S G Rudenska-Lopovok; N P Efimova; T M Reshetniak; V A Nasonova (Научно-практическая ревматология)