Relationship between Maximum Phonation Time (MPT) and age and teaching experience in female teachers with and without voice complaints working in primary schools of Tehran, Iran

• Hlavní autoři: Ozra Aghadoost (Autor), Younes Amiri Shavaki (Autor), Negin Moradi (Autor), Shohreh Jalai (Autor)
• Médium: Kniha
• Vydáno: Vesnu Publications, 2013-02-01T00:00:00Z.
• Témata: article
• On-line přístup: Connect to this object online.

Introduction: Teachers comprise the largest group of professional voice users. It seems that they are more susceptibleto voice disorders than other groups of users. The purpose of this study was to determine and comparethe maximum phonation times (MPTs) offemale elementary-school teachers with and w...