Ivanov, D., Tenev, T. and Golkocheva-Markova, E. (2020) “PREVALENCE OF ANTI-HBC IN HBSAG-NEGATIVE POPULATION: SCREENING OF PATIENTS WITH UNSPECIFIED ACUTE HEPATITIS AND REVIEW OF THE LITERATURE”, PROBLEMS of Infectious and Parasitic Diseases, 48(1), pp. 33–38. doi: 10.58395/pipd.v48i1.31.