(Q44028907)
Statements
1 reference
Trends in perinatal group B streptococcal disease - United States, 2000-2006. (English)
1 reference
Centers for Disease Control and Prevention (CDC)
1 reference
1 February 2009
1 reference
1 reference
58
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5
1 reference
109-112
1 reference
Identifiers
1 reference