Citation: Abbing, A., Ponstein, A., van Hooren, S., de Sonneville, L., Swaab, H., & Baars, E. (2018). The effectiveness of art therapy for anxiety in adults: A systematic review of randomised and non-randomised controlled trials. PLoS One, 13(12), e0208716. doi: 10.1371/journal.pone.0208716. Link to publisher’s article.