2024

• Kip A., Brouër P., Morina N. (2024). A meta-analysis on treatment efficacy of psychological interventions for mental disorders in individuals exposed to natural disasters. Current Research in Ecological and Social Psychology, 6, Article 100197. doi: 10.1016/j.cresp.2024.100197.
• Hoppen T. H., Wessarges L., Jehn M., Mutz J., Kip A., Schlechter P., Meiser-Stedman R., Morina N. (2024). Efficacy of psychological interventions for multiple-event-related PTSD in children and adolescents: a network meta-analysis . World Psychiatry, xx.
• Hoppen T. H., Meiser-Stedman R., Kip A., Birkeland M. S. Morina N. (2024). The efficacy of psychological interventions for adult post-traumatic stress disorder following exposure to single versus multiple traumatic events: a meta-analysis of randomised controlled trials. The Lancet Psychiatry, 11(2), 112–122. doi: 10.1016/S2215-0366(23)00373-5.

2023

• Kip A., Iseke L., Papola D., Gastaldon C., Barbui C., Morina N. (2023). Efficacy of Psychological Interventions for PTSD in Distinct Populations - An Evidence Map of Meta-Analyses using the Umbrella Review Methodology. Clinical Psychology Review, 100(102239). doi: 10.1016/j.cpr.2022.102239.
• Hoppen T. H., Jehn M., Holling H., Mutz J., Kip A., Morina N. (2023). The efficacy and acceptability of psychological interventions for adult PTSD: A network and pairwise meta-analysis of randomized controlled trials. Journal of Consulting and Clinical Psychology, 91, 445–461. doi: 10.1037/ccp0000809.
• Hoppen T. H., Kip A., Morina N. (2023). Are psychological interventions for adult PTSD more efficacious and acceptable when treatment is delivered in higher frequency? A meta-analysis of randomized controlled trials. Journal of Anxiety Disorders, 95, Article 102684. doi: 10.1016/j.janxdis.2023.102684.
• Kip A., Schoppe L., Arntz A., Morina N. (2023). Efficacy of imagery rescripting in treating mental disorders associated with aversive memories - An updated meta-analysis. Journal of Anxiety Disorders, 99, Article 102772. doi: 10.1016/j.janxdis.2023.102772.

2022

• Kip A, Diele J, Holling H, Morina N. (2022). The relationship of trauma-related guilt with PTSD symptoms in adult trauma survivors: A meta-analysis. Psychological Medicine, 52, 2201–2211. doi: 10.1017/S0033291722001866.
• Kananian S., Kip A., Schumm H., Giesebrecht J., Nicolai A., Schade-Brittinger C., Reese J.-P., Weise C., Nater-Mewes R., Morina N., Ehring T., Stangier U. (2022). Culturally Adapted Cognitive-Behavioural Group Therapy for Mental Disorders in Refugees plus Problem Solving Training (ReTreat): Study Protocol for a Multicentre Randomised Controlled Trial. BMJ Open, 12(e061274). doi: 10.1136/bmjopen-2022-061274.

2021

• Turrini G, Tedeschi F, Cuijpers P, Del Giovane C, Kip A, Morina N, Nosè M, Ostuzzi G, Purgato M, Ricciardi C, Sijbrandij M, Tol W, Barbui C. (2021). A network meta-analysis of psychosocial interventions for refugees and asylum seekers with PTSD. BMJ Global Health, 6, Article e005029. doi: 10.1136/bmjgh-2021-005029.
• Morina N, Kip A, Hoppen T H, Priebe S, Meyer T. (2021). A potential impact of physical distancing on physical and mental health. A rapid narrative umbrella review of meta-analyses on the link between social connection and health. BMJ Open, 11:e042335. doi: 10.1136/bmjopen-2020-042335.
• Purgato M, Richards J, Prina E, Kip A, Piccolo L D, Michencigh G, Rimondini M, Rudi R, Vitali F, Carta M G, Morina N, Schena F, Barbui C. (2021). Physical activity interventions on psychological outcomes in refugee, asylum seeker and migrant populations: a systematic review and meta-analysis. Journal of Sport and Exercise Psychology, 54, 101901. doi: 10.1016/j.psychsport.2021.101901.
• Morina N, Hoppen T H, Kip A. (2021). Study quality and efficacy of psychological interventions for posttraumatic stress disorder: A meta-analysis of randomized controlled trials. Psychological Medicine, 51(8), 1260–1270. doi: 10.1017/S0033291721001641.

2020

• Kip A, Holling H, Priebe S, Morina N. (2020). Psychological interventions for post-traumatic stress disorder and depression in refugees. A meta-analysis of randomized controlled trials. Clinical Psychology and Psychotherapy., 27, 489–503. doi: 10.1002/cpp.2446.

2018

• Lange F, Kip A, Klein T, Müller D, Seer C, Kopp B. (2018). Effects of rule uncertainty on cognitive flexibility in a card-sorting paradigm. Acta Psychologica, 190, 53–64. doi: 10.1016/j.actpsy.2018.07.002.