Need to probe if Kerala, Maharashtra have mutant strain: AIIMS chief Randeep Guleria

At a time when the new cases of Covid-19 have been manifesting a downward trend nationally, its unabated transmission in two Indian states -- Kerala and Maharashtra -- have become a cause of worry. The data of last one week by the Union health ministry showed that both the states account for 71 per cent of the fresh caseload of the week with Kerala making up almost half of the total.