Tepas DI, Barnes-Farrell JL, Bobko N, Fischer FM, Iskra-Golec I, Kaliterna L. The impact of night work on subjective reports of well-being: an exploratory study of health care workers from five nations . Rev. saúde pública. 2004;38(supl.):26-31. doi:10.1590/S0034-89102004000700005