Analysis of sulfonamide and quinolone antibiotic residues in Korean milk using microbial assays and high performance liquid chromatography Food Chemistry, Volume 113, Issue 1, 1 March 2009, Pages 297-301 Hyun-Hee Chung, Jung-Bin Lee, Yun-Hee Chung, Kwang-Geun Lee http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6T6R-4T0WK0W-4&_user=10&_coverDate=03%2F01%2F2009&_alid=841200190&_rdoc=1&_fmt=high&_orig=search&_cdi=5037&_sort=d&_docanchor=&view=c&_ct=365&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=37ab5e8cd52f8706c3ea560a18d270c8