title: Cardiovascular effects of butorphanol in sevoflurane-anesthetized calves.
authors.affiliation: Washington State University, Pullman, Washington, USA.
authors.forename: R D
authors.initials: RD
authors.lastname: Keegan
authors.affiliation: Washington State University, Pullman, Washington, USA.
authors.forename: R A
authors.initials: RA
authors.lastname: Valdez
authors.affiliation: Washington State University, Pullman, Washington, USA.
authors.forename: S A
authors.initials: SA
authors.lastname: Greene
authors.affiliation: Washington State University, Pullman, Washington, USA.
authors.forename: D K
authors.initials: DK
authors.lastname: Knowles