Vastardis, I., Gatzioufas, Z., Pajic, B. E., Müller, J., & Pajic, B. (2014). Multifocal Corneal Excimer Femtosecond Laser in situ Keratomileusis following Radial Keratotomy: A Case Report with Six Months of Follow-Up. Case Rep Ophthalmol.

Vastardis, Iraklis, Zisis Gatzioufas, Brigitte Eggspühler Pajic, Jörg Müller, and Bojan Pajic. "Multifocal Corneal Excimer Femtosecond Laser in Situ Keratomileusis Following Radial Keratotomy: A Case Report With Six Months of Follow-Up." Case Rep Ophthalmol 2014.

Vastardis, Iraklis, et al. "Multifocal Corneal Excimer Femtosecond Laser in Situ Keratomileusis Following Radial Keratotomy: A Case Report With Six Months of Follow-Up." Case Rep Ophthalmol 2014.