Manaf, Mohd R.A., Syed M. Aljunid, Faridah H. Annuar, Chuah K. Leong, and Normalina Mansor. 2007. “Cost-Effectiveness Analysis of Cataract Surgery With Intraocular Lens Implantation: Extracapsular Cataract Extraction Versus Phacoemulsification”. Medical Journal of Indonesia 16 (1), 25-31. https://doi.org/10.13181/mji.v16i1.252.