Pneumococcal immunization: strategies for implementation, a discussion.
D001428:Bacterial Vaccines; D006291:Health Policy; D006801:Humans; D011018:Pneumonia, Pneumococcal / Q000517:prevention & control*; D013296:Streptococcus pneumoniae / Q000276:immunology*; D014481:United States; D014492:United States Public Health Service; D014611:Vaccination
D001428:Bacterial Vaccines