TY  - RPRT
TI  - Hepatitis B vaccines: present status.
AU  - S Krugman
AU  - V J McAuliffe
AU  - R H Purcell
PY  - 1981
DO  - 10.1055/s-2008-1063932
UR  - https://pubmed.ncbi.nlm.nih.gov/7051295/
ID  - 7051295
ER  -