title: Injection pain due to propofol in children and the ethics of placebo.
authors.forename: N S
authors.initials: NS
authors.lastname: Morton
mesh_terms: D018686:Anesthetics, Intravenous / Q000009:adverse effects*; D002648:Child; D002675:Child, Preschool; D032984:Ethics, Research; D006801:Humans; D007275:Injections, Intravenous / Q000009:adverse effects; D010146:Pain / Q000209:etiology*; D015742:Propofol / Q000009:adverse effects*; D012107:Research Design
chemical_list: D018686:Anesthetics, Intravenous; D015742:Propofol