Hodder, R. ., Stacey, F. ., O’Brien, K. ., Wyse, R. ., Clinton-McHarg, T. ., Tzelepis, F. ., … Wolfenden, L. . (2018). Interventions for increasing fruit and vegetable consumption in children aged five years and under. The Cochrane Database of Systematic Reviews, 1, CD008552. https://doi.org/10.1002/14651858.CD008552.pub4 (Original work published 2018)

Matthews, A. ., Sutherland, R. ., Peacock, A. ., Van Buskirk, J. ., Whittaker, E. ., Burns, L. ., & Bruno, R. . (2017). I like the old stuff better than the new stuff? Subjective experiences of new psychoactive substances. The International Journal on Drug Policy, 40, 44-49. https://doi.org/10.1016/j.drugpo.2016.11.004