Events 2017 | Ukraine “Objective methods of investigation vocal function” 2017-04-13 Events 2017, Ukraine
Events 2017 | Russian Federation Lecture for students of 8th grade “ Prophylaxis of voice disorders” 2017-04-10
Events 2017 | Poland Konferencja prasowa Centrum Medycznego MML pt. „Nie lekceważ chrypki”. 2017-04-19