Dean, W (2019). Survey of Ophthalmologists-in-Training in Eastern, Central and Southern Africa - Survey data and questionnaire. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.00001464.

Kalua, K and Manikavasagar, P (2024). Prevalence and causes of visual impairment among school children in Blantyre, Southern Malawi. [Data Collection]. Mendeley Data. https://doi.org/10.17632/crgbf93fnw.1