Manaf, M. R., S. M. Aljunid, F. H. Annuar, C. K. Leong, and N. Mansor. “Cost-Effectiveness Analysis of Cataract Surgery With Intraocular Lens Implantation: Extracapsular Cataract Extraction Versus Phacoemulsification”. Medical Journal of Indonesia, Vol. 16, no. 1, Feb. 2007, pp. 25-31, doi:10.13181/mji.v16i1.252.