Rehfuess Eva A, Puzzolo Elisa, Stanistreet Debbi, Pope Daniel, Bruce Nigel G
Institute for Medical Informatics, Biometry and Epidemiology, University of Munich, Munich, Deutschland.
Department of Public Health and Policy, University of Liverpool, Liverpool, United Kingdom.
Z Evid Fortbild Qual Gesundhwes. 2015;109(1):51-3. doi: 10.1016/j.zefq.2015.01.007. Epub 2015 Feb 25.