DOI: https://dx.doi.org/10.18565/epidem.2019.9.1.115-116
Kovalishena O.V.
Olga V. Kovalishеna, MD; Associate Professor, Head, Department of Еpidemiology, Microbiology and Evidence-Based Medicine, Privolzhsky Research Medical University, Ministry of Health of Russia, Nizhny Novgorod, Russia; е-mail: kovalishena@mail.ru; ORCID: http://orcid.org/0000-0002-9595-547X