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Letters
December 23/30, 1998

Racial and Ethnic Differences in Serum Cotinine Levels

Author Affiliations
 

Margaret A.WinkerMDIndividualAuthorPhil B.FontanarosaMD, Senior EditorsIndividualAuthor

JAMA. 1998;280(24):2075-2076. doi:10-1001/pubs.JAMA-ISSN-0098-7484-280-24-jbk1223
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