Concepedia

Author

Waldemar Siemens

University of FreiburgORCID

Also Known As

Meerpohl, Jörg J., Siemens, W., Siemens, Waldemar, W Siemens, W. Siemens, Waldemar Siemens

72

Publications

1.2K

Citations

18

H-Index

6

Concepts

All Affiliations

University of FreiburgUniversity Medical Center Freiburg
WS

About

Waldemar Siemens is an author at University of Freiburg specializing in meta-analysis, medicine, and cancer research.

Top Concepts

#ConceptH-IndexPublicationsCitations

1

Medicine

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2

Cancer Research

1

1

36

3

Meta-analysis

1

1

36

4

Oncology

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1

36

5

Radiation Oncology

1

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36

Waldemar Siemens

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8

Publications

207

Citations

8

H-Index

YearCitations

Transcutaneous electrical nerve stimulation for advanced cancer pain inpatients in specialist palliative care—a blinded, randomized, sham-controlled pilot cross-over trial

Waldemar Siemens, Christopher Boehlke, Klaus Offner,

Supportive Care in Cancer

2020

36

Methodological quality was critically low in 9/10 systematic reviews in advanced cancer patients—A methodological study

Waldemar Siemens, Guido Schwarzer, Miriam S. Rohe,

Journal of Clinical Epidemiology

2021

36

Methylnaltrexone for opioid-induced constipation: review and meta-analyses for objective plus subjective efficacy and safety outcomes

Waldemar Siemens, Gerhild Becker

Therapeutics and Clinical Risk Management

2016

35

Severe symptoms and very low quality-of-life among outpatients newly diagnosed with advanced cancer: data from a multicenter cohort study

Waldemar Siemens, Stefan S. Schönsteiner, Claudia L. Orellana‐Rios,

Supportive Care in Cancer

2020

24

User experience of applying AMSTAR 2 to appraise systematic reviews of healthcare interventions: a commentary

Karina Karolina De Santis, Dawid Pieper, Robert C. Lorenz,

BMC Medical Research Methodology

2023

24

Implementing a home-based exercise program for patients with advanced, incurable diseases after discharge and their caregivers: lessons we have learned

Waldemar Siemens, Anja Wehrle, Jan Gaertner,

BMC Research Notes

2015

21

Opportunities, challenges and risks of using artificial intelligence for evidence synthesis

Waldemar Siemens, Erik von Elm, Harald Binder,

BMJ evidence-based medicine

2025

18

Of apples and oranges: Lessons learned from the preparation of research protocols for systematic reviews exploring the effectiveness of Specialist Palliative Care

Jan Gaertner, Waldemar Siemens, Barbara A Daveson,

BMC Palliative Care

2016

13

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