For citations:
Chumachkova E.A., Porshakov A.M., Luong T.M., Bui T.T., Dang T.V., Shcherbakova S.A. Identification of Contingents at Risk of Natural Focal Diseases in Vietnam Using a Questionnaire-Based Survey. Public Health and Life Environment – PH&LE. 2023;31(9):64-71. (In Russ.) https://doi.org/10.35627/2219-5238/2023-31-9-64-71
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