title: [Teaching in imperfect systems: the paradox of learning at the limit].
authors.forename: Claudio
authors.initials: C
authors.lastname: Navarro Cañadas
authors.forename: Olga
authors.initials: O
authors.lastname: Varela Pelarda
mesh_terms: D001838:Bolivia; D003906:Developing Countries; D007396:Internship and Residency / Q000379:methods / Q000592:standards*; D011203:Poverty; D013030:Spain