The global pandemics are getting more frequent and severe

Jalal Poorolajal^{1

2}

Affiliations

¹ Research Center for Health Sciences, School of Public Health, Hamadan University of Medical Sciences, Hamadan, Iran.
² Department of Epidemiology, School of Public Health, Hamadan University of Medical Sciences, Hamadan, Iran.

Jalal Poorolajal. J Res Health Sci. 2021.

. 2021 Jan 18;21(1):e00502.

doi: 10.34172/jrhs.2021.40.

Jalal Poorolajal^{1

2}

¹ Research Center for Health Sciences, School of Public Health, Hamadan University of Medical Sciences, Hamadan, Iran.
² Department of Epidemiology, School of Public Health, Hamadan University of Medical Sciences, Hamadan, Iran.

Abstract

No Abstract.

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