title: Methadone and respiratory tract fluid.
authors.forename: E M
authors.initials: EM
authors.lastname: BOYD
authors.forename: M
authors.initials: M
authors.lastname: BUELL
mesh_terms: D001826:Body Fluids; D003371:Cough; D006801:Humans; D007287:Inorganic Chemicals; D008691:Methadone; D012137:Respiratory System; D012122:Ventilators, Mechanical
chemical_list: D007287:Inorganic Chemicals; D008691:Methadone