Rats, lice and history

["Rats as carriers of disease" "Rats" "Epidemiology" "Epidemics" "Lice and carriers as disease" "Disease Outbreaks" "Lice" "Microbiology" "Lice as carriers of disease" "Parasitology" "Lice Infestations" "Typhus fever" "Typhus Epidemic Louse-Borne" "Typhus Endemic flea-borne" "Typhus Epidemic Louse-Borne" "History" "Diseases and history" "Insects as carriers of disease" "Phthiraptera" "Rickettsial diseases"]