N.S. Melnikov1, L.V. Malyar2, I.V. Kostevich3, A.G. Kozlov4

1 Dostoevsky Omsk State University (Omsk, Russia)
2,3 North-Western District Scientific and Clinical Centre named after L.G. Sokolov Federal and Biological Agency (Saint Petersburg, Russia)
4 Omsk State Technical University (Omsk, Russia)
1 niklas89@list.ru, 2 malyar-larisa@rambler.ru, 3 igor-doc.ne@mail.ru, 4 agk252@mail.ru