The prevention of pneumococcal disease in children.
D000208:Acute Disease; D002648:Child; D004352:Drug Resistance, Microbial; D006801:Humans; D009305:Nasopharynx / Q000382:microbiology; D010033:Otitis Media / Q000188:drug therapy / Q000382:microbiology / Q000517:prevention & control*; D011008:Pneumococcal Infections / Q000517:prevention & control*; D022242:Pneumococcal Vaccines; D012307:Risk Factors; D013296:Streptococcus pneumoniae / Q000187:drug effects / Q000302:isolation & purification; D018074:Vaccines, Conjugate