'DIGITS' app - smartphone augmented reality for hand telerehabilitation. - Hongdao Dong; Edward Ho; Herbert Shin; Tania Banerjee; Geoffrey Masschelein; Jacob Davidson; Sandrine de Ribaupierre; Roy Eagleson; Caitlin Symonette (Comput. methods Biomech. Biomed. Eng. Imaging Vis., 2022)