PT - JOURNAL ARTICLE AU - CD Laros AU - CJ Westermann AU - VA Duurkens AU - DM Dolk TI - High frequency oscillation and tracheobronchial clearance AID - 10.1183/09031936.93.03070842a DP - 1990 Jul 01 TA - European Respiratory Journal PG - 842--842 VI - 3 IP - 7 4099 - http://erj.ersjournals.com/content/3/7/842.2.short 4100 - http://erj.ersjournals.com/content/3/7/842.2.full SO - Eur Respir J1990 Jul 01; 3