Oppedal, Kristian, Sverre Nesvåg, Bolette Pedersen, Jan Tore Daltveit, and Hanne Tønnesen. 2011. “Hazardous Drinkers in Norwegian Hospitals – a Cross-Sectional Study of Prevalence and Drinking Patterns Among Somatic Patients”. Norsk Epidemiologi 21 (1). https://doi.org/10.5324/nje.v21i1.1431.