title: [In process citation].
authors.affiliation: Instituto Nacional de Salud Pública, , rafael.lozano@insp.mx.
authors.forename: Rafael
authors.initials: R
authors.lastname: Lozano
mesh_terms: D005260:Female; D017052:Hospital Mortality; D006801:Humans; D008428:Maternal Mortality; D011247:Pregnancy; D011295:Prenatal Care / Q000706:statistics & numerical data*