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2. Penicillin in the Treatment of Chronic Infections of the Lungs and Bronchi;Kay E. B.;The Journal of the American Medical Association,1945
3. Penicillin Therapy in Bronchitis;Stookey P.;Southern Medical Journal,1945
4. Recent Trends in Broncho‐logical Use of Chemotherapeutic and Biotherapeutic Agents;Tucker G.;Annals of Otology, Rhinology and Laryngology,1944
5. Infected Bronchiectasis Treated with Intratracheal Penicillin;May H. B.;British Medical Journal,1945