1. Variability of nasal resistance measurements;Cole;J. Otolaryngol.,1980
2. Nasal airway inspiratory resistance;Cockcroft;Am. Rev. resp. Dis.,1979
3. Nasal airway resistance, its measurement and regulation;Hamilton;The Physiologist,1979
4. Respiratory rhinometry, a review of recent trends;Cole;Rhinology,1980
5. Rhinometry;Graamans;Clin. Otolaryngol.,1981