Li, X., Liang, H., Li, X., Guan, P., Yin, Z., & Zhou, B. (2010). Patterns of smoking and its association with psychosocial work conditions among blue-collar and service employees of hospitality venues in Shenyang, PR China. BioMed Central.

Li, Xun, Huiying Liang, Xuelian Li, Peng Guan, Zhihua Yin, and Baosen Zhou. Patterns of Smoking and Its Association With Psychosocial Work Conditions Among Blue-collar and Service Employees of Hospitality Venues in Shenyang, PR China. BioMed Central, 2010.

Li, Xun, et al. Patterns of Smoking and Its Association With Psychosocial Work Conditions Among Blue-collar and Service Employees of Hospitality Venues in Shenyang, PR China. BioMed Central, 2010.