Oppedal, K., Nesvåg, S., Pedersen, B., Daltveit, J. T. and Tønnesen, H. (2011) “Hazardous drinkers in Norwegian hospitals – a cross-sectional study of prevalence and drinking patterns among somatic patients”, Norsk Epidemiologi, 21(1). doi: 10.5324/nje.v21i1.1431.