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  Indian J Med Microbiol
 

Figure 1: (a) The Valved N95 Respirator (b) Air coming out of the Valved N95 Respirator, with Venturi effect, worrisome in an asymptomatic carrier

Figure 1: (a) The Valved N95 Respirator (b) Air coming out of the Valved N95 Respirator, with Venturi effect, worrisome in an asymptomatic carrier