Mingzhi Zhang director, Riping Zhang head of refraction service, Mingguang He head of preventive ophthalmology group, Wanling Liang research associate, Xiaofeng Li research associate , Lingbing She research associate et al
Zhang M, Zhang R, He M, Liang W, Li X, She L et al.
Self correction of refractive error among young people in rural China: results of cross sectional investigation
BMJ 2011; 343 :d4767
doi:10.1136/bmj.d4767
