Parents’ willingness to pay for children’s spectacles in Cambodia
Anthea Burnett, Prakash Paudel, Jessica Massie, Neath Kong, Ek Kunthea, Varghese Thomas, Tim R Fricke, Ling Lee
BMJ Open Ophthalmology Feb 2021, 6 (1) e000654; DOI: 10.1136/bmjophth-2020-000654