Earthquake experiences of visually impaired documented from Medical Xpress: https://medicalxpress.com/news/2017-01-earthquake-visually-impaired-documented.html
Disoriented and Immobile earthquake study from the Journal of Visual Impairment & Blindness: http://www.afb.org/jvib/jvibabstractNew.asp?articleid=jvib100605
Disoriented and Immobile earthquake study from the Journal of Visual Impairment & Blindness: http://www.afb.org/jvib/jvibabstractNew.asp?articleid=jvib100605