title: Chemical casualties. Introduction.
mesh_terms: D002618:Chemical Warfare / Q000266:history; D002619:Chemical Warfare Agents / Q000493:pharmacokinetics / Q000633:toxicity*; D005060:Europe; D049673:History, 20th Century; D006801:Humans; D009626:Terminology as Topic
chemical_list: D002619:Chemical Warfare Agents