J Ramke, A Palagyi, R du Toit, G … - Ophthalmic Epidemiology, 2009 - informahealthcare.com Purpose: To conduct a survey of willingness to pay for ready-made spectacles in the low-resource
country of Timor-Leste, and, uniquely, subsequent validation with actual payment information.
Methods: A systematic random ...
- ►jsiec.org [PDF] M Zhang, H Lv, Y Gao, S Griffiths, A Sharma, D Lam, … - … Ophthalmology & Visual …, 2009 - ARVO RESULTS. Among 3226 examined children, 733 (22.7%) reported owning spectacles. Refractive error and
spectacle power were assessed for 588 (80.2%) children. They had a mean age of 15.0 ± 1.6 years;
70.2% were girls, 83.3% had more ... Related articles - All 4 versions