@incollection{Kiyohiko13, author = {Abe Kiyohiko and Ohi Shoichi and Ohyama Minoru}, title = {Eye-Gaze Input System Suitable for Use under Natural Light and Its Applications Toward a Support for ALS Patients}, booktitle = {Current Advances in Amyotrophic Lateral Sclerosis}, publisher = {IntechOpen}, address = {Rijeka}, year = {2013}, editor = {Alvaro G. Estévez}, chapter = {9}, doi = {10.5772/56560}, url = {https://doi.org/10.5772/56560} }