Dempsey, S., Lyons, S., and McCoy, S. (2020). Is early mobile phone ownership shaping child development? A longitudinal study of wellbeing among adolescent girls and boys in Ireland, ESRI Research Bulletin 202005, Dublin: ESRI, https://www.esri.ie/publications/is-early-mobile-phone-ownership-shaping-child-development-a-longitudinal-study-of