Efficacy and acceptability of next step treatment strategies in adults with treatment-resistant major depressive disorder: protocol for systematic review and network meta-analysis.
Jan Jacobus MuitPhilip F P van EijndhovenAndrea CiprianiIris DalhuisenSuzanne van BronswijkToshi A FurukawaHenricus G RuhePublished in: BMJ open (2022)
This review does not require ethical approval.