TY  - RPRT
TI  - Active and Passive Immunization in Typhus Fever.
AU  - H Zinsser
AU  - M R Castaneda
PY  - 1934
DO  - 10.1073/pnas.20.1.9
UR  - https://pubmed.ncbi.nlm.nih.gov/16587848/
ID  - 16587848
ER  -