Çetin Şeker, Burcu, et al. “Incidence and Characteristics of Psychological Trauma in Alcohol and Substance Abuse Disorder”. Addicta: The Turkish Journal on Addictions, vol. 6, no. 2, Apr. 2019, pp. 315-36, https://doi.org/10.15805/addicta.2019.6.2.0046.