Impact of the change to inactivated poliovirus vaccine on the immunization status of young children in the United States: a study from pediatric research in office settings and the National Medical Association.
Taylor JA, Darden PM, Brooks DA, Hendricks JW, Baker AE, Bocian AB, Rohder K, Wasserman RC. Impact of the change to inactivated poliovirus vaccine on the immunization status of young children in the United States: a study from pediatric research in office settings and the National Medical Association. Pediatrics. 2001 Jun; 107(6):E90.