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Afanasev Andrey S., North-West Public Health Research Center Saint-Petersburg, 191036, Russian Federation MD, laboratory researcher of the department of scientific securing of sanitary and epidemiological supervision and examinations of state of science North-West Public Health Research Center, Saint-Petersburg, 191036, Russian Federation. Afanasyev_as@inbox.ru



ISSN: 0016-9900 (Print)
ISSN: (Online)