BACKGROUND: Various investigative tools, including direct visualization with stroboscopy and indirect observation with glottography, have been widely used for the observation of vocal fold vibration.

• 摘要背景：许多观察声带振动的工具，包括影像观察的喉频闪镜以及间接观察的声门图仪，均已被广泛地运用于声带振动的观察。