A. S. Stadnikova
Peoples' Friendship University of Russia; Bashlyaeva City Children's Clinical Hospital
Russian Federation

Antonina S. Stadnikova - Cand. Sci. (Med.), Assistant of the Department of Dermatovenerology with the course of Cosmetology of the Faculty of Continuing Medical Education of the Medical Institute, Peoples' Friendship University of Russia; Dermatovenerologist, Bashlyaeva City Children's Clinical Hospital.

6, Miklukho-Maklai St., Moscow, 117198; 28, Geroev Panfilovtsev St., Moscow, 125373

O. В. Tamrazova
Peoples' Friendship University of Russia; Bashlyaeva City Children's Clinical Hospital
Russian Federation

Olga В. Tamrazova - Dr. Sci. (Med.), Рrofessor of the Department of Dermatovenerology with the course of Cosmetology of the Faculty of Continuing Medical Education of the Medical Institute, Peoples' Friendship University of Russia; Head of the Allergodermatosis Center, Bashlyaeva City Children's Clinical Hospital.

6, Miklukho-Maklai St., Moscow, 117198; 28, Geroev Panfilovtsev St., Moscow, 125373

G. A. Novik
St Petersburg State Pediatric Medical University
Russian Federation

Gennady А. Novik - Dr. Sci. (Med.), Professor, Head of the Department of Pediatrics named after Professor I.M. Vorontsov, St Petersburg State Pediatric Medical University.

2, Litovskaya St., St Petersburg, 194100

G. Е. Bagramova
Peoples' Friendship University of Russia
Russian Federation

Gayane Е. Bagramova - Dr. Sci. (Med.), Рrofessor of the Department of Dermatovenerology with the course of Cosmetology of the Faculty of Continuing Medical Education of the Medical Institute, Peoples' Friendship University of Russia.

6, Miklukho-Maklai St., Moscow, 117198

A. S. Vorobeva
Bashlyaeva City Children's Clinical Hospital
Russian Federation

Alexandra S. Vorobeva - Cand. Sci. (Med.), Head of Paediatrics Department No 1, Bashlyaeva City Children's Clinical Hospital.

28, Geroev Panfilovtsev St., Moscow, 125373