title: Keir v. United States.
authors.forename: E S
authors.initials: ES
authors.lastname: Changar
mesh_terms: D002675:Child, Preschool; D003951:Diagnostic Errors; D005134:Eye Neoplasms / Q000175:diagnosis*; D006801:Humans; D007603:Jurisprudence; D009887:Ophthalmoscopy; D011680:Pupil / Q000187:drug effects