Retinal layers changes in patients with diabetic macular edema treated with intravitreal anti-VEGF agents: long-term outcomes of a spectral-domain OCT study - Chatziralli, Irini; Kazantzis, Dimitrios; Theodossiadis, George; Theodossiadis, Panagiotis; Sergentanis, Theodoros N (Ophthalmic Research, 2021)