Katharina Merry Apriliani Angkawidjaja, Sawitri Boengas, Jose Elliora Roosy Tirto Putri and Ardyan Wardhana 2026. THE COMPARISON OF DEPRESSION LEVELS IN CATARACT PATIENTS WITH AND WITHOUT UNCORRECTED PRESBYOPIA IN SURABAYA BASED ON PHQ-9 SCREENING. Medika Alkhairaat: Jurnal Penelitian Kedokteran dan Kesehatan. 8, 01 (Apr. 2026), 1383-1390. DOI:https://doi.org/10.31970/ma.v8i01.394.