Doroodgar, F., Niazi, F., Sanginabadi, A., Niazi, S., Baradaran-Rafii, A., Alinia, C., … Ghoreishi, M. Comparative analysis of the visual performance after implantation of the toric implantable collamer lens in stable keratoconus: a 4-year follow-up after sequential procedure (CXL+TICL implantation). BMJ Open Ophthalmology, 2(1), e000090. https://doi.org/10.1136/bmjophth-2017-000090 (Original work published 2017)