@article{ref1,
title="Comment on F. Berghold, W. Schaffert and K. Pallasmann: Prerequisites and guidelines for acclimatization to great and extreme altitude in prevention of altitude sickness",
journal="Wiener Medizinische Wochenschrift",
year="1991",
author="Röggla, Georg",
volume="141",
number="16",
pages="371-371",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0043-5341",
doi="",
url="http://dx.doi.org/"
}