Baltadzhiev, I., Stoilova, J., Popivanova, N., Bazelova, H. Changes in the viral hepatitis B (VHB) morbidity 1987-2006,
, 2009, 39-40.
Baltadzhiev, I., Stoilova, J., Popivanova, N., Bazelova, H. .
Changes in the viral hepatitis B (VHB) morbidity 1987-2006.
Sofia: , 2009, 39-40.
Baltadzhiev, I., Stoilova, J., Popivanova, N., Bazelova, H. (2009)
Changes in the viral hepatitis B (VHB) morbidity 1987-2006,
Sofia: , 39-40
Baltadzhiev, I.,
Stoilova, J.,
Popivanova, N., &
Bazelova, H.
(2009).
Changes in the viral hepatitis B (VHB) morbidity 1987-2006. Problems of infectious and parasitic diseases. Sofia: 37 (1), 39-40.