title: The bronchodilation test in seasonal vs perennial allergic rhinitis.
authors.forename: A
authors.initials: A
authors.lastname: Kessel
authors.forename: E
authors.initials: E
authors.lastname: Toubi
mesh_terms: D001985:Bronchial Provocation Tests; D001993:Bronchodilator Agents; D002648:Child; D006801:Humans; D012129:Respiratory Function Tests; D012221:Rhinitis, Allergic, Perennial / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy; D006255:Rhinitis, Allergic, Seasonal / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy
chemical_list: D001993:Bronchodilator Agents