TY - GEN AU - Zinsser,H AU - Castaneda,M R TI - FURTHER EXPERIMENTS IN TYPHUS FEVER : IV. INFECTION WITH WASHED MEXICAN RICKETTSIAE AND IMMUNITY TO EUROPEAN TYPHUS SN - 0022-1007 PY - 2010///0623 N1 - Publication Type: Journal Article UR - https://doi.org/10.1084/jem.52.6.865 ER -