The association between refractive cutoffs for spectacle provision and visual improvement among school-aged children in South Africa
Congdon, Nathan G, Patel, Nita, Esteso, Paul, Chikwembani, Florence, Webber, Fiona, Msithini, Robert Bongi, Ratcliffe, Amy
Published in British journal of ophthalmology (01.01.2008)
Published in British journal of ophthalmology (01.01.2008)
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