The Hybrid USERN 2020 Congress: New Standards for Events in Practice Sara Hanaei Mojdeh Sarzaeim Niloufar Yazdanpanah Zahra Rahimi Pirkoohi Heliya Ziaei Kawthar Mohamed Noosha Samieefar Mahsa Keshavarz-Fathi Zahra Kolahchi Negar Moradian Sara Momtazmanesh Simin Seyedpour Ali Jaberipour Saboura Ashkevarian Nima Rezaei DOI: https://doi.org/10.18502/acta.v59i1.5395 Abstract The article's abstract is not available. PDF Published 2021-02-14 Issue Volume (59) issue (1) Section Articles