[1] [1] Li C, Zhao H, Shi Z, et al. 2012, 8229: 82291H.

[2] [2] So C F, Choi K S, Wong T K, et al. Med Devices (Auckl), 2012, 5: 45.

[3] [3] Yadav J, Rani A, Singh V, et al. Biomedical Signal Processing and Control, 2015, 18: 214.

[4] [4] Siripatrawan U, Makino Y, Kawagoe Y, et al. Sensors and Actuators B-Chemical, 2010, 148(2): 366.

[5] [5] Cozzolino D. Planta Medica, 2009, 75(7): 746.

[6] [6] Balabin R M, Safieva R Z. Energy & Fuels, 2011, 25(5): 2373.

[7] [7] Kim Y J, Yoon G. Journal of Biomedical Optics, 2006, 11(4).

[8] [8] Abookasis D, Workman J J. Journal of Biomedical Optics, 2011, 16(2).

[9] [9] Alberti K G M M, Zimmet P Z, Consultation W. Diabetic Medicine, 1998, 15(7): 539.

[10] [10] Lindgren F, Geladi P, Wold S. Journal of Chemometrics, 1993, 7(1): 45.

[11] [11] Wold S, Sjostrom M, Eriksson L. Chemometrics and Intelligent Laboratory Systems, 2001, 58(2): 109.

[12] [12] Bastien P, Vinzi V E, Tenenhaus M. Computational Statistics & Data Analysis, 2005, 48(1): 17.

[13] [13] Li L N, Zhang G J, Li Q B. Modern Physics Letters B, 2009, 23(7): 925.

[14] [14] Centner V, Massart D L, deNoord O E, et al. Analytical Chemistry, 1996, 68(21): 3851.