TY  - RPRT
TI  - Immunization action month-October 1973.
AU  - J J Witte
PY  - 1973
DO  - 10.1001/jama.1973.03230010041011
UR  - https://pubmed.ncbi.nlm.nih.gov/4801644/
ID  - 4801644
ER  -