IMPHAL, Jan 8: National Immunisation Intensified Pulse Polio Immunisation (NID/IPPI) will be held from January 18 to February 22 in every district of the state. In this regard, it has been notified to all State Level Coordinator Committee and State Pulse Polio Media Committee members to arrive at the conference hall of Family Welfare Service on January 13 at 11.30 am on time for the meeting, a DIPR release said.