SUNDLING, V. Visual acuity and correctable visual impairment among Norwegian 65-year olds. Scandinavian Journal of Optometry and Visual Science, [S. l.], v. 4, n. 1, p. 23–29, 2011. DOI: 10.5384/sjovs.vol1i4p23-29. Disponível em: https://sjovs.org/index.php/SJOVS/article/view/29. Acesso em: 21 oct. 2021.