TY - GEN AU - Baltazard,M TI - [Current status of plague in the world. Natural foci] PY - 1972///1204 KW - Animals KW - Disease Reservoirs KW - Disease Vectors KW - Ecology KW - Plague KW - epidemiology KW - Population Density KW - Rats KW - Rodentia KW - Siphonaptera N1 - Publication Type: Journal Article ER -