Dr. Gabriel Cárdenas Rivera Specialist in General and Digestive Surgery at Hospital Clínic de Barcelona (2014 to 2019). Teaching collaborator at the University of Barcelona (2017 to 2019). Assistant of the General and Digestive Surgery Service of the HM Delfos Hospital and student tutor at the International University of Catalonia (UIC). PhD student in Medicine at the University of Barcelona, 2019. Particular interest in patient satisfaction and in the doctor-patient relationship.