@ARTICLE{10665-241349,
	author = {World Health Organization},
	journal = {Weekly Epidemiological Record = Relevé épidémiologique hebdomadaire},
	title = {Human infection with new influenza A (H1N1) virus : Mexico, update, March-May 2009},
	volume = {84},
	year = {2009},
	number = {23},
	type = {Journal / periodical articles},
	pages = {213 - 236}
}