1. Bronchoscopy in Asthma;(a) Weille;J. Allergy,1932
2. Bronchoscopy in the Treatment of Asthma;(b) Lukens;Laryngoscope,1936
3. Present Status of Bronchoscopy in Bronchial Asthma;(c) Clerf;Ann. Int. Med.,1936
4. Bronchoscopy in Pulmonary Diseases;(d) Tucker;Ann. Int. Med.,1934
5. Bronchoscopy in Asthma;(e) Prickman;J. Allergy,1933