Brazil | Events 2017 Ação de saúde vocal no Condomínio Terra Nova Bauru 2017-05-08 Brazil, Events 2017
Events 2017 | Poland First Annual Confrence on the occasion of the World Voice Day 2017, Bacewicz Acadamy of Music, Lodz 2017-04-13
Events 2017 | Russian Federation Lecture for students of 8th grade “ Prophylaxis of voice disorders” 2017-04-10
