 ought to increase testing for  SARS-CoV-2  in order to mitigate the spread of  SARS-CoV-2  and diminish the related mortality.
<clarity>  ought to increase testing for  SARS-CoV-2  in order to mitigate the spread of  SARS-CoV-2  and diminish the related mortality.
 ought to increase testing for SARS-CoV-2 in order to mitigate the spread of SARS-CoV-2 infection and diminish the related mortality.