Norwitz, Errol R, Obstetrics and gynaecology at a glance / Errol R. Norwitz, John O. Schorge. - 2nd ed. - 142 páginas : il - At a glance . ISBN: 1405131861 9781405131865 Subjects--Topical Terms: Ginecología.Obstetricia. Dewey Class. No.: 618 / N893o 2006