Mattebo , Magdalena, Tanja Tydén, Elisabet Häggström-Nordin, Kent W. Nilsson, and Margareta Larsson. 2018. “Pornography Consumption and Psychosomatic and Depressive Symptoms Among Swedish Adolescents: A Longitudinal Study”. Upsala Journal of Medical Sciences 123 (4):237–246. https://doi.org/10.1080/03009734.2018.1534907.