A. Lewicka-Chomont, W. Taslaq, K. Nester-Ostrowska, K. Przytuła, and A. Wilk, “Ranibizumab in the treatment of exudative age-related macular degeneration in patients, who were previously treated with aflibercept and did not achieve satisfactory results”, Ophthatherapy, vol. 3, no. 2, pp. 108-114, Jun. 2016.