Dong XS, Wang X, Ringen K, Sokas R. Baby boomers in the United States: Factors associated with working longer and delaying retirement. American Journal of Industrial Medicine. 2017;60(4):315-328. doi:10.1002/ajim.22694.

Wang X, Dong XS, Welch L, Largay J. Respiratory Cancer and Non-Malignant Respiratory Disease-Related Mortality among Older Construction Workers-Findings from the Health and Retirement Study. Occup Med Health Aff. 2016;4:235. doi:10.4172/2329-6879.1000235.

Dong XS, Wang X, Fujimoto A, Dobbin R. Chronic back pain among older construction workers in the United States: a longitudinal study. Int J Occup Environ Health. 2012;18(2):99-109. doi:10.1179/1077352512Z.0000000004.

Dong XS, Wang X, Daw C, Ringen K. Chronic diseases and functional limitations among older construction workers in the United States: a 10-year follow-up study. J Occup Environ Med. 2011;53(4):372-80. doi:10.1097/JOM.0b013e3182122286.