title: Acute toxicity of various metals to freshwater zooplankton.
mesh_terms: D003621:Daphnia / Q000187:drug effects; D004305:Dose-Response Relationship, Drug; D005618:Fresh Water; D007928:Lethal Dose 50; D008670:Metals / Q000633:toxicity*; D010933:Plankton / Q000187:drug effects*; D013329:Structure-Activity Relationship
chemical_list: D008670:Metals