@article {372,
	title = {Annual variation in serum antibody concentrations against gastro-intestinal nematodes in beef calves from semi-arid rangelands of western Canada},
	journal = {Veterinary Parasitology},
	volume = {205},
	year = {2014},
	pages = {169-174},
	author = {Colwell, DD and Beck,MA and Goater, CP and Abbas, RZ}
}
