Union Health Ministry today informed that a high-level task force to work on frontiers of science related to vaccines and drug testing was formed on Sunday.Joint Secretary in the Health Ministry Lav Agarwal informed that selective relaxation will be given in non-containment areas from April 20. The health ministry, however, said that no relaxations will be given to the containment zones and added that the government may impose even stricter lockdown measures after April 20 in such areas.