O. A. Belova - Ph.D. (Med.), Associate Professor, Chair of Biology and Methods of Teaching, S.A. Esenin Ryazan State University
N. A. Plotnikova - Dr.Sc. (Med.), Professor, Head of Chair of Pathology with Pathophysiology Course, N.P. Ogarev Mordovia State University (Saransk)

Z.V. Boyko - Pd.D. (Psych.), Associate Professor, Department Management of Nursing Activities, Peoples Friendship University of Russia, Moscow. E-mail: boikozv@yandex.ru