Fontein-Kuipers, Y. J., Ausems, M., de Vries, R., & Nieuwenhuijze, M. J. (2016). The effect of Wazzup Mama?! An antenatal intervention to prevent or reduce maternal distress in pregnancy. Archives of Women's Mental Health, 19(5), 779-788. https://doi.org/10.1007/s00737-016-0614-8