1. German Global Surgery Association, Program in Global Surgery and Social Change, Harvard Medical School, The G4 Alliance. Global Surgery & Anaesthesia Statistics: The Importance of Data Collection. The G4 Alliance; 2018:24. Accessed March 30, 2021. https://static1.squarespace.com/static/5435b2b9e4b0e1fd29fa9d26/t/5ab94485575d1fc93a386c2e/1522091144680/FinalVersion-1+%28export%29+%281%29.pdf.
2. Office Fédéral de la Statistique. Patients, hospitalisations. Office Fédéral de la Statistique. Published November 21, 2019. Accessed June 24, 2020. https://www.bfs.admin.ch/bfs/fr/home/statistiken/gesundheit/gesundheitswesen/spitaeler/patienten-hospitalisierungen.html.
3. Société Suisse d′Anesthésiologie et de Réanimation - SSAR, Becker S, Ellenberger C, et al. Standards et Recommandations pour l′anesthésie, Version 2019. Société Suisse d′Anesthésiologie et de Réanimation - SSAR; 2019:26. https://sgar-ssar.ch/fileadmin/user_upload/sgar-ssar/public/Services/Richtlinien__Standards_und_Empfehlungen/Standards_Empfehlungen_Revision_2019_fr.pdf. Accessed June 19 2020.
4. Structure and content in consultations with patients undergoing surgery for colorectal cancer;Carlsson;Eur J Oncol Nurs,2013
5. Preoperative assessment for ambulatory surgery;Prabhakar;Curr Pain Headache Rep,2017