January 2016: How to choose the best cross-linking procedure in 2016 firstname.lastname@example.org Januar 28, 2016 Farhad Hafezi, Nikki Hafezi, Scientific article European Ophthalmic Review. Epi-on or epi-off? Accelerated or not? A review from Nikki Hafezi and Farhad Hafezi on the current state of the art for CXL treatment of progressive keratoconus. Read the review here.