@article{ref1,
title="Effect of parachute-jump on the content of urobilinogen in urine",
journal="Lekarz Wojskowy",
year="1959",
author="Garnjek, N.",
volume="25",
number="",
pages="78-92",
abstract="<p>[Abstract unavailable]</p><p>Language: un</p>",
language="un",
issn="0024-0745",
doi="",
url="http://dx.doi.org/"
}