@article{ref1,
title="Should we be concerned about the durability of percutaneous aortic valves?",
journal="Revista Colombiana de Cardiologia",
year="2017",
author="Echeverri, D. and Sengupta, P.P. and Moreno, P.R.",
volume="24",
number="2",
pages="e5-e8",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0120-5633",
doi="10.1016/j.rccar.2017.02.004",
url="http://dx.doi.org/10.1016/j.rccar.2017.02.004"
}