1. LI Feng-ming. Ophthalmology Encyclopedia. Beijing: People’s Medical Publishing House, 1997.
2. LI Xiang, ZHANG Juan, LUO Ya-ping, et al. Study on Acupuncture in Treating Diabetic Retinopathy. Journal of Hebei Traditional Chinese Medicine, 2006, 21(2): 41–44.
3. FU Ming-ju, SUN Jian-xi. Effect of Acupuncture on Eye-blood in the Patient of Diabetic Retinopathy with Hypertension. CJCM, 2004, 17(23): 3513–3515.
4. NING You, LIU Yan-yan, ZHANG Zeng, et al. Research Progress on Acupuncture in Treating Experimental Diabetes Mellitus. Shanghai J Acu-mox, 2007, 26(12): 46–49.
5. HU Yong-he, WU Shen-tao, LI Jing. Treatment of Diabetic Retinopathy with Acupuncture plus Herbal Decoction: Clinical Observation of 40 Cases. J Acupunct Tuina Sci, 2006, 2(6): 29–31.