TY  - GEN
AU  - Brown,C M
TI  - Pertussis immunization
SN  - 0032-6518
PY  - 1965///1114
KW  - Child
KW  - Child, Preschool
KW  - Humans
KW  - Vaccination
KW  - Whooping Cough
KW  - prevention & control
N1  - Publication Type: Journal Article
ER  -