TY  - RPRT
TI  - Immunization issues for the 21st century.
AU  - Lawrence Dean Frenkel
AU  - Kimberly Nielsen
PY  - 2003
DO  - 10.1016/s1081-1206(10)61660-2
UR  - https://pubmed.ncbi.nlm.nih.gov/12839113/
ID  - 12839113
ER  -