@article{article,
title = {Spectacle coverage and spectacles use among elderly population in residential care in the south Indian state of Andhra Pradesh},
author = {},
year = {2013},
journal = {BioMed research international},
volume = {2013},
pages = {183502},
howpublished = "\url{https://eurekamag.com/research/055/871/055871829.php}"
}