Use of the survey technique to achieve a highly immunized preschool population.
D002675:Child, Preschool; D004165:Diphtheria / Q000517:prevention & control; D005500:Follow-Up Studies; D006306:Health Surveys; D006801:Humans; D007114:Immunization; D009042:Motivation; D010290:Parents; D011051:Poliomyelitis / Q000517:prevention & control; D011153:Population; D011635:Public Health Administration; D012111:Residence Characteristics; D012899:Smallpox / Q000517:prevention & control; D012959:Socioeconomic Factors; D013714:Tennessee; D013742:Tetanus / Q000517:prevention & control; D014765:Viral Vaccines / Q000627:therapeutic use; D014917:Whooping Cough / Q000517:prevention & control
D014765:Viral Vaccines