Refractive status among 2 032 pre-school children in Maanshan city.
WANG Hong,HOU Sai,ZHANG Xiu-jun,XU Ye-qing,YAN Shuang-qin,LIU Ming-fang,LI Yun,SHAO Rong,QIN Qi-rong,GAO Guo-peng,HUANG Wei,GE Xiao-jiao
journal1 . 2012, (2): 189 -191 .