TY  - RPRT
TI  - Whooping-cough immunisation.
AU  - P E Brown
AU  - J E Lunn
PY  - 1980
DO  - 10.1136/bmj.280.6210.330-b
UR  - https://pubmed.ncbi.nlm.nih.gov/7357357/
ID  - 7357357
ER  -