Sabine Koch1, Olaf Gefeller, Indra N Sarkar, Reinhold Haux. 1. Prof. Dr. Sabine Koch, Health Informatics Centre, Department of Learning, Informatics, Management and Ethics, Karolinska Institutet, Tomtebodavägen 18a, 171 77 Stockholm, Sweden, E-mail: sabine.koch@ki.se.