Intensive Care Medicine Takala, Jukka; Moser, André; Raj, Rahul; Pettilä, Ville; Irincheeva, Irina; Selander, Tuomas; Kiiski, Olli; Varpula, Tero; Reinikainen, Matti; Jakob, Stephan M. (2022). Variation in severity-adjusted resource use and outcome in intensive care units. Intensive care medicine, 48(1), pp. 67-77. Springer-Verlag 10.1007/s00134-021-06546-4