Gopal P Pokharel

Global magnitude of visual impairment caused by uncorrected refractive errors in 2004.

Serge Resnikoff, S. Resnikoff, D. Pascolini, 2008, Bulletin of the World Health Organization.

Refractive error in children in a rural population in India.

Rakhi Dandona, Lalit Dandona, L. Dandona, 2002, Investigative ophthalmology & visual science.

Refractive error and visual impairment in urban children in southern china.

Jingjing Xu, Mingguang He, Junwen Zeng, 2004, Investigative ophthalmology & visual science.

Refractive error and visual impairment in African children in South Africa.

Avesh Raghunandan, Brien A Holden, Pirindhavellie Govender, 2003, Investigative ophthalmology & visual science.

Refractive error and visual impairment in school-age children in Gombak District, Malaysia.

L. Ellwein, P. Goh, G. Pokharel, 2005, Ophthalmology.

Refractive error in children in an urban population in New Delhi.

G. Murthy, L. Ellwein, D. Bachani, 2002, Investigative ophthalmology & visual science.