I. V. Petrov
Mari State University; Kazan Medical University
Russian Federation

Ilia V. Petrov - Associate Professor at Mari State University, Assistant Professor at Kazan State Medical University.

Yoshkar-Ola; Kazan.

T. Kh. Amirova
Mari State University
Russian Federation

Tanzila H. Amirova - Cand. Sci. (Med.), Associate Professor at Department of Fundamental Medicine of Mari State University.

1 Lenin Square, Yoshkar-Ola, 424000.

L. V. Petrova
Mari State University ;Republican TB DispensaryRepublican
Russian Federation

Lyudmila V. Petrova - Head of Bacteriological Laboratory in Republican Tuberculosis Health of Mari El; Assistant Professor at Mari State University.

Yoshkar-Ola.

F. S. Petrova
Mari State University
Russian Federation

Firuza S. Petrova - expert specialist of the Department of Epidemiological Surveillance Regional office of Rospotrebnadzor in the Republic of Tatarstan; Assistant Professor at Mari State University.

E. V. Sevastyanova
Central research Institute of tuberculosis
Russian Federation

Elina V. Sevastyanova - leading researcher at Central research Institute of tuberculosis.

Moscow.

R. I. Valiev
Kazan Medical University
Russian Federation

Rushan I. Valiev - Assistant Professor, Kazan State Medical University.

Kazan.