1. Regional pulmonary function studies with Xenon133;Ball;J Clin Invest,1962
2. Use of radioactive Xenon for studies of regional lung function. A comparison with oxygen—15;Dollery;Brit Med J,1962
3. Significance of bronchospirometric values;Birath;Amer Rev Tuberc,1957
4. The clinical evaluation of bronchospirometry with special reference to posture and exercise;Carlens;Amer Rev Resp Dis,1961
5. A simple method for determination of the relative function of the right and left lung;Bergan;Acta Chir Scand Suppl,1960