- Publication venue
- BioMed Central
- Publication date
- 01/01/1999
- Field of study
- Publication venue
- BioMed Central
- Publication date
- 01/01/2001
- Field of study
- Publication venue
- BioMed Central
- Publication date
- 01/01/2001
- Field of study
- Publication venue
- BioMed Central
- Publication date
- 01/01/2000
- Field of study
- Publication venue
- BioMed Central
- Publication date
- 01/01/2001
- Field of study
- Publication venue
- German Medical Science; Düsseldorf, Köln
- Publication date
- 19/10/2004
- Field of study
- Publication venue
- German Medical Science; Düsseldorf, Köln
- Publication date
- 02/05/2006
- Field of study
- Publication venue
- German Medical Science GMS Publishing House; Düsseldorf
- Publication date
- 01/10/2007
- Field of study
- Publication venue
- BioMed Central
- Publication date
- 01/01/1998
- Field of study