GRYMER, LF. Acoustic Rhinometry : evaluation of the nasal cavity with septal deviations, before and after septoplasty. Laryngoscope. 1989, 99, 1180-1187
HILBERG, O. Turbinate hypertrophy, evaluation of the nasal cavity by acoustic rhinometry. Arch Otolaryngol Head and Neck Surg. 1990, 116, 283-289