D.S. KOROSTOVTSEV, D.V. BREYKIN Saint-Petersburg State Pediatric Medical University, 2 Litovskaya St., Saint-Petersburg, Russian Federation 194100 Korostovtsev D.S. — D. Med. Sc., Professor, Head of the Department of Allergy and Clinical Pharmacology of Postgraduate and Continuing Professional Education, tel. (812) 274-09-90, e-mail: dsk552@mail.ru Breykin D.V. — Assistant Professor of the Department of Allergy and Clinical Pharmacology of […]