Survey of parents' attitudes to the recommended Haemophilus influenzae type b vaccine program.
D001291:Attitude of Health Personnel; D001294:Attitude to Health; D001428:Bacterial Vaccines; D002170:Canada; D006193:Haemophilus influenzae / Q000276:immunology*; D006801:Humans; D010290:Parents / Q000523:psychology*
D001428:Bacterial Vaccines