AI-aided chronic mixture risk assessment along a small European river reveals multiple sites at risk and pharmaceuticals being the main risk drivers - Weichert, Fabian G.; Inostroza, Pedro A.; Ahlheim, Jörg; Backhaus, Thomas; Brack, Werner; Brauns, Mario; Fink, Patrick; Krauss, Martin; Svedberg, Patrik; Hollert, Henner (Environment International, 2025)