Zheng, Y., Ji, Y., Dong, H., & Chang, C. (2018). The prevalence of smoking, second-hand smoke exposure, and knowledge of the health hazards of smoking among internal migrants in 12 provinces in China: A cross-sectional analysis. BMC Public Health.
Chicago-stil citatZheng, Yunting, Ying Ji, Hongbo Dong, och Chun Chang. "The Prevalence of Smoking, Second-hand Smoke Exposure, and Knowledge of the Health Hazards of Smoking Among Internal Migrants in 12 Provinces in China: A Cross-sectional Analysis." BMC Public Health 2018.
MLA-referensZheng, Yunting, Ying Ji, Hongbo Dong, och Chun Chang. "The Prevalence of Smoking, Second-hand Smoke Exposure, and Knowledge of the Health Hazards of Smoking Among Internal Migrants in 12 Provinces in China: A Cross-sectional Analysis." BMC Public Health 2018.