Document Type : Research Articles
Authors
1 Department of Public Health, Semey Medical University, Semey, Kazakhstan.
2 Department of Social Health Insurance and Public Health, South Kazakhstan Medical Academy, Shymkent, Kazakhstan.
3 Department of Infectious Diseases, Dermatovenerology and Immunology, Semey Medical University, Semey, Kazakhstan.
4 Department of Development of Scientific Research Activity, Kh. Dosmukhamedov Atyrau University, Atyrau, Kazakhstan.
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