(Q31931471)
Statements
1 reference
Acute otitis media caused by Streptococcus pneumoniae in children's hospitals between 1994 and 1997. (English)
1 reference
E R Wald
1 reference
E O Mason
1 reference
J S Bradley
1 reference
W J Barson
1 reference
S L Kaplan
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US Pediatric Multicenter Pneumococcal Surveillance Group
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1 January 2001
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1 reference
34-39
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Identifiers
1 reference
1 reference