Risk of all-cause mortality by various cigarette smoking indices: A longitudinal study using the Korea National Health Examination Baseline Cohort in South Korea. - Kang, Heewon; Cheon, Eunsil; Hwang, Jieun; Jo, Suyoung; Na, Kyoungin; Park, Seong Yong; Cho, Sung-il (Tobacco Induced Diseases, 2025)