@book{384,
	author = {Schwarcz, Ricardo},
	title = {Obstetricia /  },
	publisher = {El Ateneo;},
	year = {2003.},
	address = {Buenos Aires: },
	edition = {5a ed. reimp.},
	note = {Schwarcz, R. et al. (2003). Obstetricia. (5a ed.). Buenos Aires : El Ateneo.}
}