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Pongsuwan, W.; Fukusaki, E.; Bamba, T.; Yonetani, T.; Yamahara, T.; Kobayashi, A., Prediction of Japanese Green Tea Ranking by Gas Chromatography/Mass Spectrometry-Based Hydrophilic Metabolite Fingerprinting, J. Agric. Food Chem., 2007, 55, 2, 231-236, https://doi.org/10.1021/jf062330u . [all data]