Funding for this research was provided by:
Morris Animal Foundation (D16CA-517)
Foundation for the National Institutes of Health (R01 TW 010500)
Received: 29 October 2019
Accepted: 6 May 2020
First Online: 13 May 2020
Ethics approval and consent to participate
: All dogs were enrolled with informed consent from their caretakers. All protocols followed were approved by the University of Iowa Institution Animal Care and Use Committee (IACUC), an AAALAC accredited institution following the requirements for the USA National Institutes of Health Office of Laboratory Animal Welfare Assurances which operates under the 2015 reprint of the Public Health Service Policy on Humane Care and Use of Laboratory Animals.
: Not applicable.
: The authors declare that they have no competing interests.