Strategies and successes of smoking cessation methods in head and neck cancer patients: a systematic review - Vincent Vander Poorten; Justine Van Rossum; Malene Roosens; Sandra Nuyts; Carol. R. Bradford; Juan Pablo Rodrigo; Remco De Bree; Karthik N. Rao; Orlando Guntinas-Lichius; Nabil F. Saba; Alfio Ferlito (Cancer and Metastasis Reviews, 2026)