1. Department of Traditional Chinese Medicine, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, Fujian 362000, P.R.�China
2. Department of Ophthalmology, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, Fujian 362000, P.R.�China
3. Department of Traditional Chinese Medicine, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, Fujian 362000, P.R. China
4. Department of Endoscopy Room, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, Fujian 362000, P.R.�China
5. Department of Pathology, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, Fujian 362000, P.R.�China