TY  - RPRT
TI  - Smallpox vaccination during pregnancy.
AU  - L Engström
PY  - 1966
DO  - 10.1111/j.0954-6820.1966.tb05081.x
UR  - https://pubmed.ncbi.nlm.nih.gov/5229009/
ID  - 5229009
ER  -