title: [Duty hours requirements in Residency Programs: a still debatable need].
authors.forename: Alejandro
authors.initials: A
authors.lastname: Delfino
authors.forename: Guillermo
authors.initials: G
authors.lastname: Lema
mesh_terms: D002677:Chile; D006801:Humans; D007396:Internship and Residency / Q000592:standards; D016526:Workload / Q000592:standards*