An inexpensive methodology for immunization surveys.
D001719:Birth Certificates; D002675:Child, Preschool; D003695:Delivery of Health Care; D006077:Government Agencies; D006306:Health Surveys / Q000379:methods*; D006801:Humans; D007114:Immunization / Q000706:statistics & numerical data*; D008433:Mathematics; D008499:Medical Records; D010821:Physicians, Family; D012494:Sampling Studies / Q000379:methods; D011795:Surveys and Questionnaires; D013689:Telephone; D013714:Tennessee; D000078329:Workforce