L. Fazzi, F. M. Dobrianskyj, J. R. A. Reggi, V. H. O. Otani, T. Z. S. Otani, and R. R. Uchida, “The influence of anxiety on quality of life among patients with an indication for cataract surgery”, Sao Paulo Med J, vol. 133, no. 2, pp. 160–161, Mar. 2015.