@article{ref1,
title="Industrial health problems of developing countries. 1. Types of risk and their prevention",
journal="Journal of Tropical Medicine and Hygiene",
year="1970",
author="Khogali, Mustafa",
volume="73",
number="11",
pages="269-274",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-5304",
doi="",
url="http://dx.doi.org/"
}