@article{ref1,
title="Excretion of catecholamines and their precursors during nighttime and daytime work",
journal="Fiziologicheskiĭ Zhurnal SSSR Imeni I. M. Sechenova",
year="1971",
author="Matlina, E. Sh and Vasil'ev, V. N. and Brodskaia, T. V.",
volume="57",
number="7",
pages="1027-1031",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0015-329X",
doi="",
url="http://dx.doi.org/"
}