1. Bronchoscopy, Esophagoscopy, and Gastroscopy;Jackson,1934
2. Cordier, Victor: Traitement des Suppurations Pulmonaires; Mounier-Kuhn, P.: Medecine et Chirurgie, Masson et Cie, Paris, 1938.
3. Coutts, Milton and Walker, A. S.: The Bronchoscopic Treatment of Bronchiectasis, with Commentary, Med. Jour. Australia, July 10, 1937.
4. The Bronchoscopic Treatment of Bronchiectasis and Lung Abscess;Clerf;The Am. Rev. Tuberculosis,1931
5. So-Called “Unresolved Pneumonia,” Bronchoscopic Aspects;Holinger;Med. Clin. N. Amer.,1938