7-valent pneumococcal vaccine: new indication. Otitis: no tangible efficacy.
D002675:Child, Preschool; D005060:Europe; D006801:Humans; D007223:Infant; D010033:Otitis Media / Q000517:prevention & control*; D022242:Pneumococcal Vaccines / Q000627:therapeutic use*; D011014:Pneumonia / Q000276:immunology / Q000517:prevention & control*
D022242:Pneumococcal Vaccines