Sang Ayu Putu Udara Pradnyadewi (2026) “The Hidden Costs of Inpatient Glaucoma Treatment: Out-of-Pocket Burden at a Tertiary Care Hospital in Yogyakarta”, Ophthalmologica Indonesiana, 52(2), pp. 123–132. doi:10.35749/oi.v52i2.102146.