title: Letter: Multiple exposure to halothane.
mesh_terms: D000768:Anesthesia, General / Q000009:adverse effects*; D001774:Blood Chemical Analysis; D004106:Dilatation; D004940:Esophageal Stenosis / Q000601:surgery; D006221:Halothane / Q000008:administration & dosage / Q000009:adverse effects*; D006801:Humans; D007223:Infant; D008297:Male; D013997:Time Factors
chemical_list: D006221:Halothane