Ma, C. C., Andrew, M. E., Fekedulegn, D., Gu, J. K., Hartley, T. A., Charles, L. E., . . . Burchfiel, C. M. (2014). Shift Work and Occupational Stress in Police Officers. Saf Health Work.

Ma, Claudia C., Michael E. Andrew, Desta Fekedulegn, Ja K. Gu, Tara A. Hartley, Luenda E. Charles, John M. Violanti, et Cecil M. Burchfiel. "Shift Work and Occupational Stress in Police Officers." Saf Health Work 2014.

Ma, Claudia C., et al. "Shift Work and Occupational Stress in Police Officers." Saf Health Work 2014.