title: Relation between chemical structure and biological activity of anticholinesterases.
mesh_terms: D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D002800:Cholinesterase Inhibitors / Q000494:pharmacology* / Q000633:toxicity; D006793:Houseflies; D007928:Lethal Dose 50; D063065:Organophosphonates / Q000494:pharmacology; D013329:Structure-Activity Relationship
chemical_list: D002800:Cholinesterase Inhibitors; D063065:Organophosphonates