1. Changes in facial expressions in patients with Parkinson's disease during the phonation test and their correlation with disease severity. (March 2022) Authors: YANG, Liqiong; CHEN, Xiangling; GUO, Quanhao; ZHANG, Jing; LUO, Man; CHEN, Xiaqing; WEN, Yanxia; ZOU, Xianwei; XU, Fan Journal: Computer speech & language Issue: Volume 72(2022) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗