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Versicherungsmedizin|September 1, 1989
[Crohn disease and ulcerative colitis from the surgical viewpoint]P Paskuda, L Lehr, J R Siewert
Langenbecks Archiv Fur Chirurgie. Supplement. Kongressband. Deutsche Gesellschaft Fur Chirurgie. Kongress|February 5, 1999
[The German EORTC Study of neoadjuvant therapy of stomach carcinoma]J R Siewert, C Schuhmacher, U Fink
Der Chirurg; Zeitschrift Fur Alle Gebiete Der Operativen Medizen|December 29, 1998
[Teleconsultation]H Feussner, M Etter, J R Siewert
World Journal of Surgery|November 1, 1989
Reoperation following failed fundoplicationJ R Siewert, J Isolauri, H Feussner
Der Chirurg; Zeitschrift Fur Alle Gebiete Der Operativen Medizen|March 1, 1992
[The therapeutic results of programmed relaparotomy in diffuse peritonitis]H Bartels, W Barthlen, J R Siewert
Der Chirurg; Zeitschrift Fur Alle Gebiete Der Operativen Medizen|December 11, 1999
[Modern diagnostic workup of blunt abdominal trauma]H Feussner, W Papaziogas, J R Siewert
Der Chirurg; Zeitschrift Fur Alle Gebiete Der Operativen Medizen|April 1, 1995
[Ambulatory surgery--definition, socioeconomic and legal aspects]K Hempel, J R Siewert, L Lehr
The British Journal of Surgery|September 1, 1993
Anterior versus posterior reconstruction after transhiatal oesophagectomy: a randomized controlled trialH Bartels, S Thorban, J R Siewert
Langenbecks Archiv Fur Chirurgie. Supplement. Kongressband. Deutsche Gesellschaft Fur Chirurgie. Kongress|January 1, 1997
[Concept and realization of nationally applicable clinic guidelines in the intra- and internet--a quality assurance measure in the health care system?]R Bumm, L Lehr, J R Siewert
Der Chirurg; Zeitschrift Fur Alle Gebiete Der Operativen Medizen|September 1, 1994
[Bile duct lesions in laparoscopic cholecystectomy]J R Siewert, A Ungeheuer, H Feussner
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