TY - JOUR T1 - Clinical practice guidelines: What is their actual usefulness? JO - Revista de GastroenterologĂ­a de MĂ©xico T2 - AU - Abdo-Francis,J.M. SN - 2255534X M3 - 10.1016/j.rgmxen.2016.06.016 DO - 10.1016/j.rgmxen.2016.06.016 UR - http://www.revistagastroenterologiamexico.org/en-clinical-practice-guidelines-what-is-articulo-S2255534X16300342 ER -