@article{ref1,
title="Severe deprivation in twins: a case study",
journal="Journal of child psychology and psychiatry",
year="1972",
author="Koluchová, J.",
volume="13",
number="2",
pages="107-114",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-9630",
doi="",
url="http://dx.doi.org/"
}