Kevorkyan, A., Teoharov, P., Petrova, N., Stoilova, Y., Bacelova, H., Plachkova, A., Angelova, N. Carriers of hepatitis B and hepatitis C among medical personnel and protection by vaccine. Athens: Papazissis pub., 2011 395-402,.
Kevorkyan, A., Teoharov, P., Petrova, N., Stoilova, Y., Bacelova, H., Plachkova, A., Angelova, N. Carriers of hepatitis B and hepatitis C among medical personnel and protection by vaccine. Athens: Papazissis pub., 2011 395-402,.
Kevorkyan, A., Teoharov, P., Petrova, N., Stoilova, Y., Bacelova, H., Plachkova, A., Angelova, N. (2011) Carriers of hepatitis B and hepatitis C among medical personnel and protection by vaccine, Athens: Papazissis pub. 395-402,.
Kevorkyan, A., Teoharov, P., Petrova, N., Stoilova, Y., Bacelova, H., Plachkova, A., & Angelova, N. (2011). Carriers of hepatitis B and hepatitis C among medical personnel and protection by vaccine. Public health and health care in Greece and Bulgaria : The challenge of the cross-border collaboration in times of financial crisis (с. 395-402). Athens: Papazissis pub..
Kevorkyan A, Teoharov P, Petrova N, Stoilova Y, Bacelova H, Plachkova A, et al. Carriers of hepatitis B and hepatitis C among medical personnel and protection by vaccine. Athens: Papazissis pub.; 2011. p. 395-402.