Determination of fundamental frequency and voice intensity in Iranian men and women aged between 18 and 45 years.

Objectives: Acoustic measurements have become an essential aspect of voice assessment during the last few decades, and studies have established that normative data is necessary for acoustic analysis. In this study, two aspects of voice are reviewed. These two factors are fundamental frequency and intensity.

The butterfly procedure: a new technique and review of the literature for treating anterior laryngeal webs.

Congenital laryngeal webs, subglottic stenosis, and laryngeal atresia result from various degrees of failure of airway recanalization as a spectrum. The symptoms also range from asymptomatic to dysphonia and severe airway obstruction. There are a number of methods for management of symptomatic patients.