Gmel, Gerhard, Stéphanie Baggio, Meichun Mohler-Kuo, Jean-Bernard Daeppen, and Joseph Studer. “E-Cigarette Use in Young Swiss Men: Is Vaping an Effective Way of Reducing or Quitting Smoking?”. Swiss Medical Weekly 146, no. 0102 (January 3, 2016): w14271. Accessed November 26, 2024. https://smw.ch/index.php/smw/article/view/2138.