NEW DELHI : The Centre directed over 35 districts across the country to make full utilisation of RT-PCR testing to curb COVID-19 transmission and bring mortality rate below one percent.These districts include those which are exhibiting a high surge of coronavirus cases, viral caseload, and fatality due to the virus.A high-level meeting through video conferencing was held by Rajesh Bhushan, Union Health Secretary with the health secretaries of six states and two Union Territories (UTs) on the containment and management of COVID-19 in over 35 districts under their jurisdiction.According to the Health Ministry, these districts comprise of Kolkata, Howrah, North 24 Parganas, and 24 South Parganas in West Bengal; Pune, Nagpur, Thane, Mumbai,.