Infectious Diseases and Tropical Medicine Research Center, Health Research Institute, Babol University of Medical Sciences, Babol, I.R. Iran , Drsoheil1503@yahoo.com
                    
                    
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                    Policy Brief:  
Letter to Editor |
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Infectious Diseases   Received: 2020/02/23 | Accepted: 2020/03/10 | Published: 2020/04/22