Childhood ImmunizationChildhood immunizations prevent the resurgence of many serious infectious diseases. HMOs were rated on the percentage of 2-year-olds who were fully immunized with the following vaccines: 4 Diptheria/Tetanus/Pertussis, 3 Polio, 1 Measles/Mumps/Rubella, 3 H Influenza type B, 3 Hepatitis B, and 1 Varicella.� |