Effectiveness of seven-valent pneumococcal conjugate vaccine.
Mahon
Barbara
B
Hsu
Katherine
K
Pelton
Stephen
S
D002648:Child; D006801:Humans; D022242:Pneumococcal Vaccines; D016896:Treatment Outcome; D018074:Vaccines, Conjugate
D022242:Pneumococcal Vaccines; D018074:Vaccines, Conjugate