TY  - RPRT
TI  - Vaccinating elderly people. Protecting from avoidable disease.
AU  - B E Stein
PY  - 1994
DO  - 10.2165/00002512-199405040-00002
UR  - https://pubmed.ncbi.nlm.nih.gov/7827395/
ID  - 7827395
ER  -