Barbosa, Eduardo, 		Fernandes, Arthur, 		Viana, Rodrigo, 		Salomao, Solange, AND 		Campos, Mauro.
" Vision screening in school children from low-income areas of Sao Paulo city: Frequency and causes of visual impairment and blindness" <em>Medical Research Archives</em> [Online], Volume 9 Number 4 (12 April 2021)