AUTHOR=Cao Junran , Gautier Nicole M., Li Ming D. TITLE=CD-1 Mice Show Individual Differences in Nicotine Preference in a Modified Two-Bottle Oral Self-Administration Model JOURNAL=Frontiers in Psychiatry VOLUME=3 YEAR=2012 URL=https://www.frontiersin.org/journals/psychiatry/articles/10.3389/fpsyt.2012.00028 DOI=10.3389/fpsyt.2012.00028 ISSN=1664-0640