Smoking cessation and mortality among middle-aged and elderly Chinese in Singapore: the Singapore Chinese Health Study
Sin How Lim, Bee Choo Tai, Jian-Min Yuan, Mimi C Yu, Woon-Puay Koh
Tobacco Control Jul 2013, 22 (4) 235-240; DOI: 10.1136/tobaccocontrol-2011-050106