Barriers to use immunization information system in practice, Peds (n=317), FP (n=307), GIM (n=268).
Note: Barriers <5% in Peds excluded; *barriers differ between specialties at p < 0.01. EHR, electronic health record; EMR, electronic medical record; FP, family physician; GIM, general internists; IZ, immunization; Peds, pediatricians.