Yan Qi-chang, Wang Xin-ling, Bai Quan-hao, Wang Wei, Gao Qian, Zhang Jin-song, Liu Yang, Liu Rong
Department of Ophthalmology, Fourth Affiliated Hospital, China Medical University, Shenyang 110005, China.
Chin Med J (Engl). 2006 Aug 5;119(15):1308-10.