Petrova, G., Popov, T. Characteristics and tendencies in development of the higher education in the sphere of public health. Plovdiv: 2009 68-73,.
Petrova, G., Popov, T. Characteristics and tendencies in development of the higher education in the sphere of public health. Plovdiv: 2009 68-73,.
Petrova, G., Popov, T. (2009) Characteristics and tendencies in development of the higher education in the sphere of public health, Plovdiv: 68-73,.
Petrova, G., & Popov, T. (2009). Characteristics and tendencies in development of the higher education in the sphere of public health. Folia Medica, 51 (2), 68-73.
Petrova G, Popov T. Characteristics and tendencies in development of the higher education in the sphere of public health. Folia Medica. 2009; 51(2): 68-73.