E. S. Ovsyankina
Central Research Institute of Tuberculosis
Russian Federation

Elena S. Ovsyankina - Dr. Sci. (Med.), Professor, Head of Children and Adolescents Department, Central Research Institute of Tuberculosis;

2, Yauskaya Alley, Moscow, 107564

L. V. Panova
Central Research Institute of Tuberculosis
Russian Federation

Lyudmila V. Panova - Dr. Sci. (Med.), Leading Research Associate, Department of Pediatric & Adolescent Medicine.

2, Yauskaya Alley, Moscow, 107564

I. N. Zakharova
Russian Medical Academy of Continuous Professional Education
Russian Federation

Irina N. Zakharova - Dr. Sci. (Med.), Professor, Honored Doctor of the Russian Federation, Head of the Department of Pediatrics named after Acad. G.N. Speransky.

2/1, Bldg. 1, Barrikadnaya St., Moscow, 125993

O. A. Piskunova
Central Research Institute of Tuberculosis
Russian Federation

Olga A. Piskunova - Physician, Department of Pediatric & Adolescent Medicine.

2, Yauskaya Alley, Moscow, 107564