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Ho EN, Kwok WH, Lau MY, Wong AS, Wan TS, Lam KK, Schiff PJ, Stewart BD.Ho EN, et al. Among authors: stewart bd.J Chromatogr A. 2012 Nov 23;1265:57-69. doi: 10.1016/j.chroma.2012.09.043. Epub 2012 Sep 23.J Chromatogr A. 2012.PMID: 23084823
Ho EN, Yiu KC, Wan TS, Stewart BD, Watkins KL.Ho EN, et al. Among authors: stewart bd.J Chromatogr B Analyt Technol Biomed Life Sci. 2004 Nov 5;811(1):65-73. doi: 10.1016/j.jchromb.2004.03.070.J Chromatogr B Analyt Technol Biomed Life Sci. 2004.PMID: 15458724
Ho EN, Wan TS, Wong AS, Lam KK, Stewart BD.Ho EN, et al. Among authors: stewart bd.J Chromatogr A. 2008 Aug 8;1201(2):183-90. doi: 10.1016/j.chroma.2008.04.060. Epub 2008 May 1.J Chromatogr A. 2008.PMID: 18501368
Leung GN, Tang FP, Wan TS, Wong CH, Lam KK, Stewart BD.Leung GN, et al. Among authors: stewart bd.Biomed Chromatogr. 2010 Jul;24(7):744-51. doi: 10.1002/bmc.1358.Biomed Chromatogr. 2010.PMID: 19882746
Ho EN, Wan TS, Wong AS, Lam KK, Schiff PJ, Stewart BD.Ho EN, et al. Among authors: stewart bd.Drug Test Anal. 2010 Jul;2(7):323-9. doi: 10.1002/dta.141.Drug Test Anal. 2010.PMID: 20836143
Ho EN, Wan TS, Wong AS, Lam KK, Stewart BD.Ho EN, et al. Among authors: stewart bd.J Chromatogr A. 2011 Feb 25;1218(8):1139-46. doi: 10.1016/j.chroma.2010.12.052. Epub 2010 Dec 31.J Chromatogr A. 2011.PMID: 21256494
Ho EN, Kwok WH, Lau MY, Wong AS, Lam KK, Stewart BD, Wan TS.Ho EN, et al. Among authors: stewart bd.J Chromatogr A. 2014 Apr 18;1338:92-101. doi: 10.1016/j.chroma.2014.02.064. Epub 2014 Feb 28.J Chromatogr A. 2014.PMID: 24636755
Ho EN, Kwok WH, Leung DK, Riggs CM, Sidlow G, Stewart BD, Wong AS, Wan TS.Ho EN, et al. Among authors: stewart bd.Drug Test Anal. 2015 May;7(5):414-9. doi: 10.1002/dta.1681. Epub 2014 May 28.Drug Test Anal. 2015.PMID: 24889217
Wong AS, Ho EN, Wan TS, Lam KK, Stewart BD.Wong AS, et al. Among authors: stewart bd.J Chromatogr B Analyt Technol Biomed Life Sci. 2015 Aug 15;998-999:1-7. doi: 10.1016/j.jchromb.2015.06.020. Epub 2015 Jun 20.J Chromatogr B Analyt Technol Biomed Life Sci. 2015.PMID: 26143477
Wong AS, Ho EN, Wan TS, Lam KK, Stewart BD.Wong AS, et al. Among authors: stewart bd.Anal Chim Acta. 2015 Sep 3;891:190-202. doi: 10.1016/j.aca.2015.08.006. Epub 2015 Aug 24.Anal Chim Acta. 2015.PMID: 26388378