E. S. Ovsyankina
Central TB Research Institute
Russian Federation

Elena S. Ovsyankina - Dr. Sci. (Med.), Professor, Honoured Doctor of the Russian Federation, Principle Scientist, Head of Children and Adolescents Department.

2, Yauzskaja Alleja St., Moscow, 107564

L. V. Panova
Central TB Research Institute
Russian Federation

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

2, Yauzskaja Alleja St., Moscow, 107564

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

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

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