@book{621,
	author = {Candida Soledad Pereira Mellado},
	title = {Caracterización epidemiológica y clínica de la hemorragia gastrointestinal superior},
	publisher = {CUNORI},
	year = {2018},
	address = {Chiquimula},
	url = {http://biblioteca.cunori.edu.gt/cgi-bin/koha/opac-retrieve-file.pl?id=a112d6a45db818b293aae2c016f74a4e}
}