S.V. KHALIULLINA, V.A. ANOKHIN, I.V. NIKOLAVA, L.H. VALIAKHMETOVA Kazan State Medical University Republican Clinical Hospital of Infectious Diseases, Kazan Khaliullina Svetlana Viktorovna Candidate of Medical Science, doctoral student of the Department of childhood infections 17 Amirkhana Str., apt.59, Kazan 420124 tel. 8-917-860-92-46, e-mail: svekhal@mail.ru In the framework of a retrospective cohort study a comparative analysis of […]