title: [Clinical guidelines: old and new challenges].
authors.affiliation: Centro Cochrane Iberoamericano, Instituto de Investigación Biomédica Sant Pau (IIB Sant Pau), Barcelona, España; Centro de Investigación Biomédica en Red de Epidemiología y Salud Pública (CIBERESP), Barcelona, España. Electronic address: PAlonso@santpau.cat.
authors.forename: Pablo
authors.initials: P
authors.lastname: Alonso-Coello
authors.affiliation: Centro Cochrane Iberoamericano, Instituto de Investigación Biomédica Sant Pau (IIB Sant Pau), Barcelona, España.
authors.forename: Laura
authors.initials: L
authors.lastname: Martínez García
mesh_terms: D016265:Conflict of Interest; D019317:Evidence-Based Medicine; D006801:Humans; D009313:National Health Programs; D017410:Practice Guidelines as Topic / Q000592:standards*; D013030:Spain