Mladenova, S., Chakarova, L., Petrova, G. Health knowledge and risk behavior of Bulgarian pupils,
Papazissis pub., 2010, 991-996.
Mladenova, S., Chakarova, L., Petrova, G. .
Health knowledge and risk behavior of Bulgarian pupils.
Athens: Papazissis pub., 2010, 991-996.
Mladenova, S., Chakarova, L., Petrova, G. (2010)
Health knowledge and risk behavior of Bulgarian pupils,
Athens: Papazissis pub., 991-996
Mladenova, S.,
Chakarova, L., &
Petrova, G.
(2010).
Health knowledge and risk behavior of Bulgarian pupils. Public health and health care in Greece and Bulgaria : The challenge of the cross-border collaboration. Athens: Papazissis pub., 991-996.