Published on in Vol 15, No 1 (2013): January
1 Department of Clinical Science, Intervention and Technology, Karolinska Institutet, Stockholm, Sweden
2 Department of Psychology, Umeå University, Umeå, Sweden
3 Innovation in Learning, Inc., Los Altos Hills, CA, United States
4 Division of Clinical Anatomy, Department of Surgery, Stanford University School of Medicine, Palo Alto, CA, United States