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Frontiers in Oncology|April 3, 2023
Is it feasible and ethical to randomize patients between surgery and non-surgical treatments for gastrointestinal cancers?Artur Rebelo, Johannes Klose, Jörg Kleeff, et al.
JMIR Research Protocols|April 28, 2022
Lymph Node Yield in Gastrointestinal Cancer Surgery With or Without Prior Neoadjuvant Therapy: Protocol for a Systematic Review and Meta-analysisUlrich Ronellenfitsch, Nika Mathis, Juliane Friedrichs, et al.
European Journal of Epidemiology|February 1, 2005
Large-scale, population-based epidemiological studies with record linkage can be done in GermanyUlrich Ronellenfitsch, Catherine Kyobutungi, Heiko Becher, et al.
International Journal of Colorectal Disease|September 14, 2019
Feasibility, acceptance, safety, and effectiveness of antibiotic therapy as alternative treatment approach to appendectomy in uncomplicated acute appendicitisDaniela Prechal, Stefan Post, Ioanna Pechlivanidou, et al.
European Journal of Public Health|February 16, 2006
Mortality from external causes among ethnic German immigrants from former Soviet Union countries, in GermanyCatherine Kyobutungi, Ulrich Ronellenfitsch, Oliver Razum, et al.
JMIR Research Protocols|April 26, 2023
Fibroblast Activation Protein Overexpression in Gastrointestinal Tumors: Protocol for a Systematic Review and Meta-analysisYoshiaki Sunami, Ulrich Ronellenfitsch, Jorg Kleeff, et al.
Acta Oncologica (Stockholm, Sweden)|April 27, 2013
Comparative evaluation of nine faecal immunochemical tests for the detection of colorectal cancerSha Tao, Christoph M Seiler, Ulrich Ronellenfitsch, et al.
BMJ Quality & Safety|January 7, 2011
Which factors are important for the successful development and implementation of clinical pathways? A qualitative studyManuela De Allegri, Matthias Schwarzbach, Adrian Loerbroks, et al.
JMIR Research Protocols|October 5, 2021
Surgery With Arterial Resection for Hilar Cholangiocarcinoma: Protocol for a Systematic Review and Meta-analysisArtur Rebelo, Jörg Ukkat, Johannes Klose, et al.
Cancers|July 26, 2020
Postoperative Morbidity and Failure to Rescue in Surgery for Gastric Cancer: A Single Center Retrospective Cohort Study of 1107 Patients from 1972 to 2014Christian Galata, Ulrich Ronellenfitsch, Susanne Blank, et al.
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