The consequences of tobacco tax on household health and finances in rich and poor smokers in China: an extended cost-effectiveness analysis oleh Dr. Stéphane Verguet, PhD, Cindy L Gauvreau, PhD, Sujata Mishra, MA, Mary MacLennan, MSc, Shane M Murphy, MA, Elizabeth D Brouwer, MPH, Rachel A Nugent, PhD, Kun Zhao, MD, Prof. Prabhat Jha, DPhil, Prof. Dean T Jamison, PhD