Description
Item Description:Title from title screen (viewed on May 10, 2012).
"February, 1976."
DHEW publication ; number (NIH) 76-802.
Studies conducted by Hazleton Laboratories, initially under direct contract to the National Cancer Institute and subsequently under subcontract with Tracor Jitco, inc.
Electronic resource.
Physical Description:1 online resource (xix, 197 pages) : illustrations
Bibliography:Includes bibliographical references (pages 48-52).