References
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- Hoorn B., Ingelstedt S. A method for objective analysis of stenosis of the larynx. Acta Otolaryng (Stockholm) 1960, Suppl. 158: 10
- Hyatt R. E., Wilcox R. E. Partition of pulmonary resistance in upper and lower airway components. Fed Proc 1960; 19: 236
- Schiratzki H. Upper airway resistance in normal man during mouth breathing. Acta Otolaryng (Stockholm) 1963; 58: 535