@article{ref1,
title="Telephone help to big-city population, its relation to psychiatric first aid and its importance in prevention of suicides. 3rd summary report 1967-1977",
journal="Ceskoslovenska Psychiatrie",
year="1979",
author="Drdková, S. and Zemek, P.",
volume="75",
number="3",
pages="175-181",
abstract="<p>[Abstract unavailable]</p><p>Language: cs</p>",
language="cs",
issn="0069-2336",
doi="",
url="http://dx.doi.org/"
}