TY  - RPRT
TI  - Mucosal vaccines: high-tech reagents for low-tech immunization.
AU  - C P Muller
PY  - 1994
DO  - 10.1016/0167-5699(94)90188-0
UR  - https://pubmed.ncbi.nlm.nih.gov/7945768/
ID  - 7945768
ER  -