title: Letter: Particulate matter in polyvinyl chloride intravenous bags.
mesh_terms: D055598:Chemical Phenomena; D002627:Chemistry, Physical; D002712:Chlorides; D006801:Humans; D007263:Infusions, Parenteral / Q000295:instrumentation*; D011145:Polyvinyls
chemical_list: D002712:Chlorides; D011145:Polyvinyls