Survey on rehabilitation services for low vision of medical institutions in Beijing
HU Ai-lian, SUN Bao-chen, ZHANG Xu, YANG Xiao-hui, LIU Ying, CHEN Wei-wei
Ophthalmology in China . 2015, (5): 348 -351 .  DOI: 10.13281/j.cnki.issn.1004-4469.2015.05.015