Hysing, M., K. J. Petrie, A. G. Harvey, K.-J. Lønning, and B. Sivertsen. “Loneliness Across the COVID-19 Pandemic: Risk Factors in Norwegian Young People”. Clinical Psychology in Europe, Vol. 5, no. 3, Sept. 2023, pp. 1-15, doi:10.32872/cpe.10483.