Effect of health service integration on the health care use of patients with alcohol use disorders in North Karelia, Finland 2016-2020: A comparative cross-sectional study. - Virolainen, Elina; Lamidi, Marja-Leena; Wikström, Katja; Kivinen, Petri; Laatikainen, Tiina (International journal of alcohol and drug research, 2025)