Kostadinov, R., Topalov, V. COVID 19 primary medical triage and general practitioners. Plovdiv: 2022 201-204,.
Kostadinov, R., Topalov, V. COVID 19 primary medical triage and general practitioners. Plovdiv: 2022 201-204,.
Kostadinov, R., Topalov, V. (2022) COVID 19 primary medical triage and general practitioners, Plovdiv: 201-204,.
Kostadinov, R., & Topalov, V. (2022). COVID 19 primary medical triage and general practitioners. Scientific Works of the Union of Scientists in Bulgaria - Plovdiv. Series G. Medicine, Pharmacy and Dental Medicine (с. 201-204). Plovdiv: 28.
Kostadinov R, Topalov V. COVID 19 primary medical triage and general practitioners. Plovdiv: 2022. p. 201-204.