TY  - RPRT
TI  - Hepatitis A vaccine development: a personal perspective.
AU  - I Gust
PY  - 2002
DO  - 10.1046/j.1444-0903.2001.00198.x
UR  - https://pubmed.ncbi.nlm.nih.gov/11951922/
ID  - 11951922
ER  -