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(a-d): Indication, anesthetic agent, site for carrying out procedure, eye to be injected; among the respondents. (a): Indications for the use of anti-VEGF in retinopathy of prematurity (ROP). (b): Type of anesthesia preferred for the anti-VEGF injection. (c): Procedure site for the procedure. (d): Protocol for injecting anti-VEGF
