Nisan 23 2016 European Congress on Head and Neck Oncology ECHNO 2016 23 - 26 Nisan 2016 Romanya Mayıs 7 2015 European Biotechnology Congress 2015 7 - 9 Mayıs 2015 Romanya Nisan 20 2012 7th Eurasian Andrology Summit 20 - 22 Nisan 2012 Romanya Mayıs 18 2017 ERPA International Congresses on Education 2017 18 - 21 Mayıs 2017 Romanya