@article {aac91,
	title = {Fulminant amebic colitis},
	journal = {World J Surg.},
	volume = {15},
	number = {2},
	year = {1991},
	month = {Mar-Apr},
	url = {http://www.springerlink.com/content/h55334242p614017/fulltext.pdf},
	author = {Aristiz{\'a}bal, H. and Acevedo, J. and Botero M.}
}
