@article{ref1,
title="Physical development and health of boarding school students",
journal="Zdravookhranenie Belorussii",
year="1963",
author="Livshits, R. M.",
volume="21",
number="",
pages="51-52",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0044-1961",
doi="",
url="http://dx.doi.org/"
}