The Sri Lanka National Blindness, Visual Impairment and Disability Survey: rationale, objectives and detailed methodology

GVS Murthy ; C Gilbert ; E Schmidt ; PG Mahipala ; KMK Gamage ; C Banagala ; AP Abeydeera ; A Jeza ; (2018) The Sri Lanka National Blindness, Visual Impairment and Disability Survey: rationale, objectives and detailed methodology. CEYLON MEDICAL JOURNAL, 63 (5). p. 3. ISSN 0009-0875 DOI: 10.4038/cmj.v63i5.8735