@article{ref1,
title="Some investigations concerning the relation between carpal ossification and physical and mental development",
journal="American journal of diseases of children (1911)",
year="1911",
author="Caldwell, E. W. and Long, Eli",
volume="1",
number="2",
pages="113-138",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0099-0698",
doi="10.1001/archpedi.1911.04100020030003",
url="http://dx.doi.org/10.1001/archpedi.1911.04100020030003"
}