Tønnesen, Hanne, and Susanne Vahr Lauridsen. “Patient Insight - Perioperative Smoking and Alcohol Cessation Intervention”. Clinical Health Promotion 7, no. 1 (December 31, 2017): 18–21. Accessed November 30, 2022. https://www.clinhealthpromot.org/index.php/clinhp/article/view/clinhp17004.