Hannu Lamminen Keijo Ruohonen H. Uusitalo Visual tests for measuring the picture quality of teleconsultations for medical purposes. 95-110 2001 65 Computer Methods and Programs in Biomedicine 2 http://dx.doi.org/10.1016/S0169-2607(00)00120-6 db/journals/cmpb/cmpb65.html#LamminenRU01