Delivery of a one-week chewing gum for promoting smoking cessation: A pilot randomized controlled trial. - Li, Meng Yao; Yiu, Yin Ting; Zhao, Sheng Zhi; Cheung, Yee Tak Derek; Deng, Ke; Lam, Tai Hing; Wang, Man Ping (Tobacco Induced Diseases, 2026)