An Analysis of National Immunization Day(NID) for Eradicating Poliomyelitis in Huhehot

The reported coverage of National Immunization Day(NID) from 1993 to 1995 in Hubehot was reported.The result showed that the coverage remained over 97% steady,and the proportion of zero dose of immunization was reduced obviously in 0～47 month age children.The analysis of the results indicated that in order to raise the routine coverage,it was necessary to register the children of vaccinating age regularly,to set vaccinating cards in time and to manage floating poputalion in law.