Van L, Bennett S, Nicholas SE, Hjortdal J, McKay TB, Karamichos D. Prospective Observational Study Evaluating Systemic Hormones and Corneal Crosslinking Effects in Keratoconus. Ophthalmol Sci. 2023;4(2):100364. Published 2023 Jul 11. doi:10.1016/j.xops.2023.100364