title: Critical evaluation of the scientific content in clinical practice guidelines.
authors: Guidelines Committee Chair, European Society for Medical Oncology, Viganello-Lugano, Switzerland.|Department of Hematology and Medical Oncology, Institute of Health Research Hospital Clinic of Valencia (INCLIVA), University of Valencia, Valencia, Spain.
authors: Andres
authors: A
authors: Cervantes
authors: Guidelines Committee Co-Chair, European Society for Medical Oncology, Viganello-Lugano, Switzerland.|Department of Oncology, University of Ioannina Medical School, Ioannina, Greece.
authors: George
authors: G
authors: Pentheroudakis
authors: Guidelines Committee, Subject Editor for Gastrointestinal Cancer, European Society for Medical Oncology, Viganello-Lugano, Switzerland.|Hubertus Wald Tumor Center, University Cancer Center Hamburg, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
authors: Dirk
authors: D
authors: Arnold
mesh_terms: D019317:Evidence-Based Medicine / Q000592:standards*; D006801:Humans; D017410:Practice Guidelines as Topic; D012004:Rectal Neoplasms / Q000628:therapy*