Is 2nd Covid wave over? Positivity rate below 5% for 14 days, but experts say end still far
India | Jun 21, 2021, 07:07 PM ISTThis optimistic picture, however, must be edged with abundant caution, said several scientists, citing the emergence of new variants, the still high absolute number of cases, the many districts where positivity rate remains over 5 per cent and concerns over reliability of data.