E.M. VASILEVSKAYA¹, S.L. BLASHKOVA¹  ¹Kazan State Medical University, 16 Butlerova St., Kazan, 420012 Vasilevskaya Elena Mikhaylovna — postgraduate student at the Department of therapeutic dentistry, tel. (843) 238-27-92, e-mail: elevasilevskaya@yandex.ru1 Blashkova Svetlana Livovna — doctor of Medical Science, associate professor, Head of the Department of therapeutic dentistry, tel. (843) 238-27-92, e-mail: blashkova.s@rambler.ru1 The article considers interection between […]