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Tamil Nadu carries out 1 crore RT-PCR tests for COVID-19

-The Hindu Chennai: It is the only State which goes entirely by RT-PCR testing, says Health Secretary Nearly nine months after it started testing samples for COVID-19, Tamil Nadu on Sunday hit the milestone of one crore tests using RT-PCR kits. “Tamil Nadu is the only State which goes entirely by RT-PCR testing. With laboratories in all districts, the State’s capacity is over one lakh tests per day,” Health Secretary J. Radhakrishnan said. With...

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Fewer COVID-19 re-tests mar Delhi’s testing strategy -Jacob Koshy and Nikhil M Babu

-The Hindu Low level of RT-PCR re-testing in persons who are testing antigen negative will underestimate cases, says COVID-19 task force member Only 1 in 200 of those who tested negative in an antigen test in Delhi to detect possible coronavirus cases were re-tested, a fraction that epidemiologists say is too low given what is known about the disease. From June 25, daily cases appear to have peaked at 3,390 and steadily...

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Dr. Ramanan Laxminarayan, eminent epidemiologist and health economist, interviewed by Jeevan Prakash Sharma (Outlook India)

-Outlook India Eminent epidemiologist and health economist Dr Ramanan Laxminarayan tells Outlook in an exclusive interview why rapid Covid antigen tests are problematic and should not, in any case, replace the existing RT-PCR tests. While the Delhi government's data on Coronavirus cases shows a decline in the number of positive cases, experts believe that the real picture might not be what it looks like. Eminent epidemiologist Dr Ramanan Laxminarayan, who is also...

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SARS-CoV-2 has infected less than 1% of sample population: ICMR survey -Maitri Porecha

-The Hindu Business Line Less than one per cent of the population surveyed by the Indian Council of Medical Research (ICMR) in 83 districts, is believed to be exposed to SARS-CoV-2 virus, which causes Covid-19. As very few persons have been exposed to the virus, the Centre warned on Thursday that a large proportion of the population is still vulnerable to get infected. As a result, the Centre has also stated...

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How pooled testing works, when it helps -Abantika Ghosh

-The Indian Express Last week, the ICMR brought out an advisory on pooled testing, ideally in districts where incidence of COVID-19 is low. Faced with criticism about insufficient testing and the reality of limited resources, India has decided go for pooled testing in districts where no cases have been reported. This would on the one hand give data on whether these really are zero-case districts, and on the other, save resources. * What...

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