PREREQUISITES FOR EFFECTIVE COMMUNICATION IN SEASONAL INFLUENZA VACCINATION- A STUDY OF GENERAL PRACTITIONERS IN BULGARIA . MEDIS – International Journal of Medical Sciences and Research, [S. l.], v. 5, n. 1, p. 15–19, 2026. DOI: 10.35120/medisij0501015r. Disponível em: https://medisij.com/index.php/mij/article/view/60. Acesso em: 19 apr. 2026.