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008 140806s1997 dcua ob 000 0 eng
020 |a 0309575486 
020 |a 9780309575485 
040 |a DNLM  |b eng  |e rda 
050 4 |a RA1196  |b .N35 1997eb  |e pn 
245 0 4 |a The National Research Council's Committee on Toxicology :  |b the first 50 years 1947-1997 /  |c Committee on Toxicology, Board on Environmental Studies and Toxicology, Commission on Life Sciences, National Research Council. 
300 |a 1 online resource :  |b illustrations 
500 |a Title from title screen. 
504 |a Includes bibliographical references. 
650 0 |a Toxicology  |x Research  |z United States. 
650 1 2 |a Toxicology  |x history. 
650 2 2 |a Environmental Pollutants  |x toxicity. 
650 2 2 |a Risk Assessment. 
650 7 |a MEDICAL  |x Toxicology. 
650 7 |a Toxicology  |x Research. 
651 2 |a United States. 
651 7 |a United States. 
710 2 |a National Research Council (U.S.).  |b Committee on Toxicology, 
856 4 0 |u http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&AN=123609 
952 |a CY-NiOUC  |b 5a0465896c5ad14ac1eed335  |c 998a  |d 945l  |e -  |t 1  |x m  |z Books