title: Perceptions and attitudes towards different grading systems from clinical guidelines developers.
authors.forename: Carlos A
authors.initials: CA
authors.lastname: Cuello-García
authors.forename: María Lourdes
authors.initials: ML
authors.lastname: Dávalos-Rodríguez
mesh_terms: D001291:Attitude of Health Personnel; D004493:Education; D019317:Evidence-Based Medicine; D006801:Humans; D008800:Mexico; D010465:Perception; D010820:Physicians / Q000523:psychology*; D017410:Practice Guidelines as Topic / Q000592:standards*; D016032:Randomized Controlled Trials as Topic; D012196:Review Literature as Topic; D011795:Surveys and Questionnaires