@article{ref1,
title="Motor unit territory in different human muscles",
journal="Acta physiologica Scandinavica",
year="1959",
author="Buchthal, F. and Erminio, F. and Rosenfalck, P.",
volume="45",
number="1",
pages="72-87",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-6772",
doi="",
url="http://dx.doi.org/"
}