TY  - RPRT
TI  - Pertussis: persistent pathogen, imperfect vaccines.
AU  - Sylvia H Yeh
PY  - 2003
DO  - 10.1586/14760584.2.1.113
UR  - https://pubmed.ncbi.nlm.nih.gov/12901603/
ID  - 12901603
ER  -