[1] Y. Wen, J. F. Yan, Q. H. Peng, “Research status and thinking of traditional Chinese medicine eye diagnosis," J. Hunan Univ. Tradit. Chin. Med. 9, 70–73 (2015).

[2] H. Y. Huang, S. J. Hu, Q. H. Peng, “Research progress and review of traditional Chinese medicine eye diagnosis," Chin. Arch. Tradit. Chin. Med. 7, 1479–1483 (2013).

[3] S. Du, Y. H. Zhang, “The theoretic exploration of the inner canon of Huangdi," J. Basic Med. Tradit. Chin. Med. 8, 815–817 (2012).

[4] D. L. Zheng, Z. F. Zheng, Treatment with Female Diseases via Eyes, Liaoning Science and Technology Press, China (2006).

[5] F. X. Dong, J. G. Cheng, W. X. Huang, “The correlation study of iris diagnosis, staging of chronic kidney disease and TCM syndrome," J. Jiangsu Tradit. Chin. Med. 2, 19–20 (2010).

[6] Z. S. Dai, K. Z. Chen, Q. H. Peng, “The study on the relationship between iris characteristics and TCM syndromes in patients with chronic hepatic failure," J. Hunan Univ. Tradit. Chin. Med. 10, 36–40 (2015).

[7] G. D. Xin, W. Wang, “The study on collarette extraction," Comput. Eng. Des. 9, 2290–2292 (2008).

[8] M. T. Witmer, S. Kiss, “Wide-field imaging of the retina," Surv. Ophthalmol. 58, 143–154 (2013).

[9] M. M. Gellrich, “The slit lamp - Report back to Allvar Gullstrand," Acta Ophthalmol. 92, 15–16 (2014).

[10] J. J. Wang, Syndrome Diagnosis via Eyes, China Press of Traditional Chinese Medicine, China (2013).