Ivanov, L., Hristov, J. The Bulgarian health care system : Challenges and vision for a value - based perspectives. Athens: Papazissis pub., 2011 111-122,.
Ivanov, L., Hristov, J. The Bulgarian health care system : Challenges and vision for a value - based perspectives. Athens: Papazissis pub., 2011 111-122,.
Ivanov, L., Hristov, J. (2011) The Bulgarian health care system : Challenges and vision for a value - based perspectives, Athens: Papazissis pub. 111-122,.
Ivanov, L., & Hristov, J. (2011). The Bulgarian health care system : Challenges and vision for a value - based perspectives. Public health and health care in Greece and Bulgaria : The challenge of the cross-border collaboration in times of financial crisis (с. 111-122). Athens: Papazissis pub..
Ivanov L, Hristov J. The Bulgarian health care system : Challenges and vision for a value - based perspectives. Athens: Papazissis pub.; 2011. p. 111-122.