For citations:
Ostankova Yu.O., Semenov A.V., Zueva E.B., Totolian A.A. THE PREVALENCE OF OCCULT HEPATITIS B AMONG HBSAG-NEGATIVE PERSONS WITH HIV IN VELIKY NOVGOROD. HIV Infection and Immunosuppressive Disorders. 2019;11(1):64-70. (In Russ.) https://doi.org/10.22328/2077-9828-2019-11-1-64-70