@article{ref1,
title="The "diving bradycardia" in exercising man",
journal="Acta physiologica Scandinavica",
year="1968",
author="Asmussen, E. and Kristiansson, N. G.",
volume="73",
number="4",
pages="527-535",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-6772",
doi="",
url="http://dx.doi.org/"
}