TY  - RPRT
TI  - Pertussis: an important target for maternal immunization.
AU  - Kathryn M Edwards
PY  - 2003
DO  - 10.1016/s0264-410x(03)00356-6
UR  - https://pubmed.ncbi.nlm.nih.gov/12850365/
ID  - 12850365
ER  -