@article{17821,
  author = {Dandona R. and Dandona L.},
  title = {Estimation of global visual impairment due to uncorrected refractive error},
  year = {2008},
  journal = {Bulletin of the World Health Organization},
  volume = {86},
  number = {8},
  pages = {B-C.},
  month = {-35063704020},
  language = {eng},
}