(Q44469366)
Statements
1 reference
Risk factors for invasive pneumococcal disease in children: a population-based case-control study in North America. (English)
1 reference
Farley M
1 reference
Harrison LH
1 reference
McGeer A
1 reference
Levine OS
1 reference
Lefkowitz L
1 reference
Schwartz B
1 reference
1 March 1999
1 reference
1 reference
103
1 reference
3
1 reference
E28
1 reference
Identifiers
1 reference
1 reference