| Effect of specialist palliative care services on quality of life in adults with advanced incurable illness in hospital, hospice, or community settings: systematic review and … J Gaertner, W Siemens, JJ Meerpohl, G Antes, C Meffert, C Xander, ... bmj 357, 2017 | 374 | 2017 |
| Definitions and outcome measures of clinical trials regarding opioid-induced constipation: a systematic review J Gaertner, W Siemens, M Camilleri, A Davies, DA Drossman, LR Webster, ... Journal of clinical gastroenterology 49 (1), 9-16, 2015 | 112 | 2015 |
| Pharmacological interventions for pruritus in adult palliative care patients W Siemens, C Xander, JJ Meerpohl, S Buroh, G Antes, G Schwarzer, ... Cochrane database of systematic reviews, 2016 | 65 | 2016 |
| Advances in pharmacotherapy for opioid-induced constipation–a systematic review W Siemens, J Gaertner, G Becker Expert Opinion on Pharmacotherapy 16 (4), 515-532, 2015 | 47 | 2015 |
| Methylnaltrexone for opioid-induced constipation: review and meta-analyses for objective plus subjective efficacy and safety outcomes W Siemens, G Becker Therapeutics and clinical risk management, 401-412, 2016 | 45 | 2016 |
| Transcutaneous electrical nerve stimulation for advanced cancer pain inpatients in specialist palliative care—a blinded, randomized, sham-controlled pilot cross-over trial W Siemens, C Boehlke, MI Bennett, K Offner, G Becker, J Gaertner Supportive care in câncer 28 (11), 5323-5333, 2020 | 43 | 2020 |
| Specialist palliative care services for adults with advanced, incurable illness in hospital, hospice, or community settings—protocol for a systematic review J Gaertner, W Siemens, G Antes, JJ Meerpohl, C Xander, G Schwarzer, ... Systematic reviews 4, 1-9, 2015 | 31 | 2015 |
| Safety and effectiveness of vaccines against COVID-19 in children aged 5–11 years: A systematic review and meta-analysis V Piechotta, W Siemens, I Thielemann, M Toews, J Koch, S Vygen-Bonnet, ... The Lancet Child & Adolescent Health, 2023 | 28 | 2023 |
| Spezialisierte ambulante palliativ-versorgung F Nauck, M Jansky DMW-Deutsche Medizinische Wochenschrift 143 (08), 558-565, 2018 | 23 | 2018 |
| Methodological quality was critically low in 9/10 systematic reviews in advanced cancer patients—A methodological study W Siemens, G Schwarzer, MS Rohe, S Buroh, JJ Meerpohl, G Becker Journal of Clinical Epidemiology 136, 84-95, 2021 | 22 | 2021 |
| Severe symptoms and very low quality-of-life among outpatients newly diagnosed with advanced cancer: data from a multicenter cohort study W Siemens, SS Schönsteiner, CL Orellana-Rios, U Schaekel, J Kessler, ... Supportive Care in Cancer 28, 5547-5555, 2020 | 20 | 2020 |
| Drug treatments for pruritus in adult palliative care W Siemens, C Xander, JJ Meerpohl, G Antes, G Becker Deutsches Ärzteblatt International 111 (50), 863, 2014 | 17 | 2014 |
| Of apples and oranges: Lessons learned from the preparation of research protocols for systematic reviews exploring the effectiveness of Specialist Palliative Care J Gaertner, W Siemens, BA Daveson, M Smith, CJ Evans, IJ Higginson, ... BMC palliative care 15, 1-4, 2016 | 15 | 2016 |
| Reevaluation of statistically significant meta‐analyses in advanced cancer patients using the Hartung–Knapp method and prediction intervals—A methodological study W Siemens, JJ Meerpohl, MS Rohe, S Buroh, G Schwarzer, G Becker Research Synthesis Methods 13 (3), 330-341, 2022 | 13 | 2022 |
| Implementing a home-based exercise program for patients with advanced, incurable diseases after discharge and their caregivers: lessons we have learned W Siemens, A Wehrle, J Gaertner, M Henke, P Deibert, G Becker BMC Research Notes 8, 1-6, 2015 | 9 | 2015 |
| Effect of opioids for breathlessness in heart failure: a systematic review and meta-analysis J Gaertner, T Fusi-Schmidhauser, S Stock, W Siemens, V Vennedey Heart 109 (14), 1064-1071, 2023 | 8 | 2023 |
| Three out of four published systematic reviews on COVID-19 treatments were not registered and one-third of those registered were published: a meta-research study W Siemens, J Nothacker, J Stadelmaier, JJ Meerpohl, C Schmucker Journal of Clinical Epidemiology 152, 36-46, 2022 | 8 | 2022 |
| How the COVID-19 pandemic and related school closures reduce physical activity among children and adolescents in the WHO European Region: a systematic review and meta-analysis H Ludwig-Walz, W Siemens, S Heinisch, I Dannheim, J Loss, M Bujard International Journal of Behavioral Nutrition and Physical Activity 20 (1), 149, 2023 | 6 | 2023 |
| User experience of applying AMSTAR 2 to appraise systematic reviews of healthcare interventions: a commentary KK De Santis, D Pieper, RC Lorenz, U Wegewitz, W Siemens, K Matthias BMC medical research methodology 23 (1), 63, 2023 | 5 | 2023 |
| From standard systematic reviews to living systematic reviews C Breuer, JJ Meerpohl, W Siemens Zeitschrift für Evidenz, Fortbildung und Qualität im Gesundheitswesen 176, 76-81, 2023 | 5 | 2023 |
