@article{ref1,
title="Child labour",
journal="Tropical doctor",
year="1999",
author="",
volume="29",
number="1",
pages="57-58",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0049-4755",
doi="",
url="http://dx.doi.org/"
}