Astigmatism and its components in 12-year-old Chinese children: the Anyang Childhood Eye Study
He Li, Shi-Ming Li, Luo-Ru Liu, Ya-Zhou Ji, Meng-Tian Kang, Jia-He Gan, Ya-Wen Bai, Ran Yan, Si-Yan Zhan, Paul Mitchell, Ningli Wang, David A Atchison
British Journal of Ophthalmology Jun 2019, 103 (6) 768-774; DOI: 10.1136/bjophthalmol-2018-312114