McLean, R G Ecology of porcupines (Erethizon dorsatum) and Colorado tick fever virus in Rocky Mountain National Park, 1975-1977. [electronic resource] - Journal of medical entomology Jan 1993 - 236-8 p. digital Publication Type: Journal Article ISSN: 0022-2585 Standard No.: 10.1093/jmedent/30.1.236 doi Subjects--Topical Terms: AnimalsArachnid Vectors--microbiologyColorado Tick Fever--transmissionColorado tick fever virus--isolation & purificationDermacentor--microbiologyFemaleMaleRodent Diseases--parasitologyRodentiaTick Infestations--parasitology