- Publication venue
- German Medical Science; Düsseldorf, Köln
- Publication date
- 11/11/2003
- Field of study
- Publication venue
- German Medical Science GMS Publishing House; Düsseldorf
- Publication date
- 16/10/2008
- Field of study
- Publication venue
- German Medical Science; Düsseldorf, Köln
- Publication date
- 19/10/2004
- Field of study
- Publication venue
- German Medical Science GMS Publishing House; Düsseldorf
- Publication date
- 18/10/2011
- Field of study
- Publication venue
- German Medical Science; Düsseldorf, Köln
- Publication date
- 28/09/2006
- Field of study
- Publication venue
- German Medical Science GMS Publishing House; Düsseldorf
- Publication date
- 15/10/2009
- Field of study
- Publication venue
- 'Springer Science and Business Media LLC'
- Publication date
- Field of study
- Publication venue
- 'SAGE Publications'
- Publication date
- Field of study