@article{ref1,
title="The earliest indicators of pathological development: comparison of symptoms during infancy and early childhood in normal, subnormal, schizophrenic and autistic children",
journal="Research publications - Association for Research in Nervous and Mental Disease",
year="1973",
author="DeMyer, M. K. and Bryson, C. Q. and Churchill, D. W.",
volume="51",
number="",
pages="298-232",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0091-7443",
doi="",
url="http://dx.doi.org/"
}