Srinagar, June 27: The Chief Education Officer (CEO), Budgam, has directed all Cluster Head Principals, Zonal Education Officers, and Heads of Government and Private educational institutions to extend full cooperation for the successful implementation of the Pulse Polio Immunization (National Immunization Day) programme scheduled for June 28. According to an official communication issued by the CEO Budgam said the immunization drive will be followed by a door-to-door campaign on June 29 and 30 to vaccinate children who may have been left out during the main programme. The Department of Family Welfare, Maternal and Child Health (MCH) and Immunization, Jammu and Kashmir, has sought the active support of the Education Department to ensure 100 per cent immunization coverage of all children in the 0–5 years age group.