Dosman, J., Bode, F., Urbanetti, J., Martin, R., & Macklem, P. T. (1975). The Use of a Helium-Oxygen Mixture during Maximum Expiratory Flow to Demonstrate Obstruction in Small Airways in Smokers.

Dosman, James, Frederick Bode, John Urbanetti, Richard Martin, και Peter T. Macklem. The Use of a Helium-Oxygen Mixture During Maximum Expiratory Flow to Demonstrate Obstruction in Small Airways in Smokers. 1975.

Dosman, James, et al. The Use of a Helium-Oxygen Mixture During Maximum Expiratory Flow to Demonstrate Obstruction in Small Airways in Smokers. 1975.