Modi tweeted that the meeting discussed important issues related to progress of vaccine development, regulatory approvals and procurement. “Reviewed various issues like prioritisation of population groups, reaching out to HCWs (health care workers), cold-chain infrastructure augmentation, adding vaccinators and tech platform for vaccine roll-out,” he said.he prime minister directed that a time-bound plan be laid out for speedy regulatory clearances and timely procurement for early roll-out of the vaccination drive when a Covid-19 vaccine becomes available, an official statement later said.