Epidemic pneumococcal pneumonia; pneumococcal carrier studies.
HODGES
R G
RG
MacLEOD
C M
CM
BERNHARD
W G
WG
D006801:Humans; D022242:Pneumococcal Vaccines; D011014:Pneumonia; D011018:Pneumonia, Pneumococcal; D013296:Streptococcus pneumoniae
D022242:Pneumococcal Vaccines