@article{ref1,
title="Falls in elderly people",
journal="Lancet",
year="2006",
author="de Moraes Barros, Gustavo Daher Vieira",
volume="367",
number="9512",
pages="729-730",
abstract="Abstract unavailable.",
language="",
issn="0140-6736",
doi="10.1016/S0140-6736(06)68301-3",
url="http://dx.doi.org/10.1016/S0140-6736(06)68301-3"
}