title: [Plasma concentrations of theophylline in patients with chronic obstructive pulmonary disease. What therapeutic limit should be used?].
authors.forename: J
authors.initials: J
authors.lastname: Soto
authors.forename: J A
authors.initials: JA
authors.lastname: Sacristán
mesh_terms: D006801:Humans; D008173:Lung Diseases, Obstructive / Q000097:blood*; D013806:Theophylline / Q000097:blood*
chemical_list: D013806:Theophylline
vernacular_title: Concentraciones plasmáticas de teofilina en los pacientes con enfermedad pulmonar obstructiva crónica. Qué límite terapéutico se debe emplear?