19. Si JK, Tang K, Bi HS, Guo DD, Guo JG, Wang XR. Orthokeratology for Myopia Control: A Meta-analysis. Optometry and vision science : official publication of the American Academy of Optometry 2015;92:252-7.

19. Si JK, Tang K, Bi HS, Guo DD, Guo JG, Wang XR. Orthokeratology for Myopia Control: A Meta-analysis. Optometry and vision science : official publication of the American Academy of Optometry 2015;92:252-7.