title: [Is there a better equation for estimating glomerular filtration rate based on age and blood creatinine level?].
authors.affiliation: Unidad de Epidemiología Clínica, Hospital Universitario Puerta de Hierro, Majadahonda (Madrid), Spain.
authors.forename: Fernando
authors.initials: F
authors.lastname: García López
authors.forename: Vicente
authors.initials: V
authors.lastname: Barrio Lucia