[1]
T. Swee Chai, C. Ai-Hong, and N. Mohidin, “The effect of sustained VDU and Non-VDU nearwork on visual acuity and refractive error in emmetropic primary schoolchildren”,
Scand J Optom Vis Sci
, vol. 5, no. 1, pp. 22–27, Jul. 2012.