@conference {1467, title = {Eye tracking and pupil size variation as response to affective stimuli: A preliminary study}, booktitle = {Pervasive Computing Technologies for Healthcare (PervasiveHealth), 2011 5th International Conference on}, year = {2011}, pages = {78{\textendash}84}, publisher = {IEEE}, organization = {IEEE}, keywords = {Bioengineering}, author = {A Lanata and Armato, A. and G. Valenza and E. P. Scilingo} }