title: Bronchial hyperresponsiveness in persistent middle lobe syndrome in childhood.
authors.forename: Fernando M
authors.initials: FM
authors.lastname: de Benedictis
authors.forename: Diletta
authors.initials: D
authors.lastname: de Benedictis
mesh_terms: D000388:Air; D016535:Bronchial Hyperreactivity / Q000175:diagnosis* / Q000209:etiology*; D002648:Child; D003080:Cold Temperature; D005080:Exercise Test; D006801:Humans; D016210:Methacholine Chloride; D008878:Middle Lobe Syndrome / Q000150:complications*; D012680:Sensitivity and Specificity
chemical_list: D016210:Methacholine Chloride