India’s R-naught declines, and does the mantra of test, test & test stand the test of evidence- CTC ep 450

How significant is the slow but consistent decline in India’s COVID R0 (R-naught) rates? And does the test, test & test mantra apply to India. In episode 450 of #CutTheClutter Shekhar Gupta analyses testing in different regions of India and different countries and investigates if it works.