T. V. Prokofieva
Astrakhan State Medical University
Russian Federation

Tatiana V. Prokofieva – Candidate of Medical Sciences, Associate Professor of Department of Internal Medicine of Pediatric Faculty.

121, Bakinskaya St., Astrakhan, 414000

E. A. Lipnitskaya
Astrakhan State Medical University
Russian Federation

Elena A. Lipnitskaya – Candidate of Medical Sciences, Assistant of the Department of Faculty Therapy and Occupational Diseases with a Postgraduate Training Course.

121, Bakinskaya St., Astrakhan, 414000

B. Yu. Kuzmichev
Astrakhan State Medical University
Russian Federation

Bogdan Yu. Kuzmichev – Full-Time Postgraduate Student of Department of Internal Medicine of Pediatric Faculty.

121, Bakinskaya St., Astrakhan, 414000

O. S. Polunina
Astrakhan State Medical University
Russian Federation

Olga S. Polunina – Doctor of Medical Sciences, Professor,Head of Department of Internal Medicine of Pediatric Faculty.

121, Bakinskaya St., Astrakhan, 414000

L. P. Voronina
Astrakhan State Medical University
Russian Federation

Lyudmila P. Voronina – Doctor of Medical Sciences, Professor, Professor of Department of Internal Medicine of Pediatric Faculty.

121, Bakinskaya St., Astrakhan, 414000

E. A. Polunina
Astrakhan State Medical University
Russian Federation

Ekaterina A. Polunina – Candidate of Medical Sciences, Senior Researcher of Research Institute of Regional Infectious Pathology.

121, Bakinskaya St., Astrakhan, 414000