TY - GEN AU - Cao,Kai AU - Wan,Xiu Hua TI - Authors' response to: Methodological challenges with randomized clinical trials for multifocal intraocular lenses (MFIOLs) SN - 1879-3304 PY - 2020///1104 KW - Cataract KW - Cataract Extraction KW - Humans KW - Lenses, Intraocular KW - Multifocal Intraocular Lenses KW - Randomized Controlled Trials as Topic N1 - Publication Type: Letter; Comment UR - https://doi.org/10.1016/j.survophthal.2019.10.006 ER -