Kips, J C The use of induced sputum in clinical trials. [electronic resource] - The European respiratory journal. Supplement Sep 2002 - 47s-50s p. digital Publication Type: Comparative Study; Journal Article; Review ISSN: 0904-1850 Standard No.: 10.1183/09031936.02.00004702 doi Subjects--Topical Terms: Asthma--diagnosisBronchial Provocation Tests--methodsBronchoalveolar Lavage Fluid--chemistryClinical Trials as TopicFemaleHumansMalePatient SelectionSensitivity and SpecificitySeverity of Illness IndexSputum--chemistry