ROODBANDI AS, FEYZI V, KHANJANI N, RAHIMI MOGHADAM S, SHAFIEZADEH BAFGHI M, MOGHADASI M, NOROUZI Z. Sleep Quality and Sleepiness: A Comparison between Nurses with and without Shift Work, and University Employees. Int J Occup Hyg. 2017;8(4):230-236.