H. S., S., D. F. Mastin, B. D. Moore, W. J. Bryson, C. D., and A. Singh. “Prevalence and Determinants of Excessive Daytime Sleepiness Among Resident Doctors at a Tertiary Care Institution in India”. International Journal Of Community Medicine And Public Health, vol. 5, no. 4, Mar. 2018, pp. 1407-13, doi:10.18203/2394-6040.ijcmph20181208.