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J. R. Siewert

Researcher at Technische Universität München

Publications -  392
Citations -  17274

J. R. Siewert is an academic researcher from Technische Universität München. The author has contributed to research in topics: Cancer & Adenocarcinoma. The author has an hindex of 68, co-authored 391 publications receiving 16687 citations. Previous affiliations of J. R. Siewert include Ludwig Maximilian University of Munich & Heidelberg University.

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[Necessary prerequisites for the function of an oncological competence center. Information technology, documentation of findings and telecommunication].

TL;DR: An intranet-based oncological documentation- and conference software (oncofile) is developed, which can be easily operated and administered in a web browser and allows for paperless organisation of the daily tumor board.
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Surgical relevance of diagnostic imaging techniques in pretherapeutic staging of carcinoma of the esophagus, stomach, colon and rectum

TL;DR: The diagnostic approach in surgical institutions that are focused on primary surgical resection will be much less sophisticated than in institutions who propose a selective therapeutic approach based on the pretherapeutic tumor stage and prognostic parameters.
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Traditionelle extraluminale Operation des Zenker-Divertikels

TL;DR: The classical surgical approach for the treatment of Zenker's diverticulum consists of diverticulectomy and cervical myotomy and it is confirmed that in very small diverticula myotomy alone is sufficient.
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[Gastro-oesophageal reflux--what if physiological? (author's transl)].

TL;DR: Reflux during the day is normal in health subjects, occurring predominantly after meals, and healthy persons have practically no reflux at night, after reaching the phase of deep sleep.