NOTES ON THE FATE OF AVIRULENT PASTEURELLA PESTIS IN FLEAS.
D000818:Animals; D058267:Flea Infestations; D007303:Insect Vectors; D051381:Rats; D012106:Research; D005423:Siphonaptera; D015010:Yersinia pestis
EXPERIMENTAL LAB STUDY; FLEAS; INSECT VECTORS; PASTEURELLA PESTIS; RATS