@article{ref1,
title="Program implications of new knowledge regarding the physical, intellectual, and emotional growth and development and the unmet needs of children and youth",
journal="American journal of public health",
year="1970",
author="Richmond, J. B. and Weinberger, H. L.",
volume="60",
number="Suppl 4",
pages="23-73",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0090-0036",
doi="",
url="http://dx.doi.org/"
}