E. Nevirovich (1), Candidate of Medical Sciences, A. Yakovenko (1), Candidate of Medical Sciences, Professor A. Rumyantsev (1), MD, A. Selivanov (2), Candidate of Medical Sciences, S. Budylev (2), Candidate of Medical Sciences 1 -Acad. I.P. Pavlov First Saint Petersburg State Medical University 2 -City Hospital Thirty-One, Saint Petersburg