Event 2021 | Russian Federation Lecture “Problems of breathing and articulation in the formation of a child’s voice” 2021-04-03
Event 2021 | Russian Federation Lecture on laryngology for residents of the Department of Otorhinolaryngology 2021-04-15
China | Event 2021 Free Clinic of The Second Affiliated Hospital Of Xi’an Jiaotong University 2021-04-27