title: I had my pneumococcal shot at age 65. Do I need to be revaccinated?
mesh_terms: D000367:Age Factors; D000368:Aged; D006293:Health Promotion / Q000379:methods*; D006304:Health Status; D006801:Humans; D007115:Immunization Schedule; D011008:Pneumococcal Infections / Q000517:prevention & control*; D022242:Pneumococcal Vaccines / Q000008:administration & dosage*
chemical_list: D022242:Pneumococcal Vaccines