09- Thorud HM, Helland M, Aaras A, Kvikstad TM, Lindberg LG, Horgen G. Eye-related pain induced y visually demanding computer work. Optom Vis Sci. 2012; 89:E452-464. Doi:10,1097/OPX.0b013e31824c1801 PMID:22366711.

09- Thorud HM, Helland M, Aaras A, Kvikstad TM, Lindberg LG, Horgen G. Eye-related pain induced y visually demanding computer work. Optom Vis Sci. 2012; 89:E452-464. Doi:10,1097/OPX.0b013e31824c1801 PMID:22366711.