Publications by authors named "Alessa Jansen"

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Allegiance and Treatment Quality as Moderators of the Comparative Effectiveness of Psychotherapy? A Systematic Review and Meta-Analysis of Studies Comparing Humanistic Psychotherapy to Other Psychotherapy Approaches.
Olivia Schünemann, Alessa Jansen, Ulrike Willutzki, Nina Heinrichs

Clin Psychol Eur· February 2025

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Increasing the effectiveness of psychotherapy in routine care through blended therapy with transdiagnostic online modules (PsyTOM): study protocol for a randomized controlled trial.
Carmen Schaeuffele, Manuel Heinrich, Solveig Behr, Friederike Fenski, Leona Hammelrath, Alessa Jansen

Trials· September 2022

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Allegiance Bias and Treatment Quality as Moderators of the Effectiveness of Humanistic Psychotherapy: Protocol for a Systematic Review and Meta-Analysis.
Olivia Schünemann, Alessa Jansen, Ulrike Willutzki, Nina Heinrichs

JMIR Res Protoc· November 2019

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Comparative effectiveness of continuation and maintenance treatments for persistent depressive disorder in adults.
Katja Machmutow, Ramona Meister, Alessa Jansen, Levente Kriston, Birgit Watzke

Cochrane Database Syst Rev· May 2019

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[Remote treatment from a psychotherapeutic point of view].
Dietrich Munz, Alessa Jansen, Carolin Böhmig

Fortschr Neurol Psychiatr· March 2019

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Placebo and nocebo reactions in randomized trials of pharmacological treatments for persistent depressive disorder. A meta-regression analysis.
Ramona Meister, Alessa Jansen, Martin Härter, Yvonne Nestoriuc, Levente Kriston

J Affect Disord· June 2017

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Effectiveness of metacognitive interventions for mental disorders in adults: a systematic review protocol (METACOG).
Franziska Kühne, Ramona Meister, Alessa Jansen, Martin Härter, Steffen Moritz

BMJ Open· June 2017

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