The mediating role of nicotine dependence in the relationship between marital satisfaction and willingness to quit smoking: A cross-sectional study. - Zhang, Yaoqi; Huo, Lingling; Wang, Yani; Huang, Yiqing; Wang, Rui; Jiang, Nan; Guo, Yi; Qi, Fei; Li, Shanpeng (Tobacco Induced Diseases, 2026)