

@article {12071,
	title = {<i>Trichuris </i>burdens in Zoo-Housed <i>Colobus guereza</i>},
	journal = {International Journal of Primatology},
	volume = {28},
	number = {6},
	year = {2007},
	pages = {1449-1456},
	author = {Melfi, V. and Poyser, F.}
}
