主题：【悬赏帖】求助英文文献3篇！

【序号】：1
【作者】: Khan A , Khan MI , Iqbal Z , Shah Y , Ahmad L , Watson DG .
【题名】：An optimized and validated RP-HPLC/UV detection method forsimultaneous determination of all-trans-retinol (vitamin A) and alpha-tocopherol (vitamin E) inhuman serum: comparison ofdifferent particulate reversed-phase HPLC columns.
【期刊】：J Chromatogr B Analyt Technol BiomedLife Sci
【年、卷、期、起止页码】：2010Sep;878 (25): 2339-47.
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【序号】：2
【作者】: Urbánek L , Krcmová L , Solichová D , Melichar B , Opletalová V , Solich P .
【题名】：Development and validation of a liquidchromatography method for the simultaneous determination of alpha-tocopherol,retinol and retinyl esters in human serum using a monolithic column for themonitoring of anticancer therapy side effects.
【期刊】：J Sep Sci
【年、卷、期、起止页码】：2006 Nov;29 (16): 2485-93.
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【序号】：3
【作者】: Citová I , Havlíková L , Urbánek L , Solichová D , Nováková L , Solich P .
【题名】：Comparison of a novel ultra-performanceliquid chromatographic method for determination of retinol and alpha-tocopherolin human serum withconventional HPLC using monolithic and particulate columns.
【期刊】：Anal Bioanal Chem
【年、卷、期、起止页码】：2007 Jun;388 (3): 675-81.
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