Waldner, C. L., Parker, S., Gesy, K. M., Waugh, T., Lanigan, E., & Campbell, J. R. (2017). Application of direct polymerase chain reaction assays for Campylobacter fetus subsp. venerealis and Tritrichomonas foetus to screen preputial samples from breeding bulls in cow-calf herds in western Canada. Can J Vet Res.

Waldner, Cheryl L., Sarah Parker, Karen M. Gesy, Taryn Waugh, Emily Lanigan, a John R. Campbell. "Application of Direct Polymerase Chain Reaction Assays for Campylobacter Fetus Subsp. Venerealis and Tritrichomonas Foetus to Screen Preputial Samples From Breeding Bulls in Cow-calf Herds in Western Canada." Can J Vet Res 2017.

Waldner, Cheryl L., et al. "Application of Direct Polymerase Chain Reaction Assays for Campylobacter Fetus Subsp. Venerealis and Tritrichomonas Foetus to Screen Preputial Samples From Breeding Bulls in Cow-calf Herds in Western Canada." Can J Vet Res 2017.