MedicalResearch.com Interview with: Prof. Takeshi Asai Faculty of Health and Sports Sciences, University of Tsukuba, Tsukuba Japan Faculty of Physical Education, International Pacific University Okayama, Japan MedicalResearch.com: What is the background for this study? Response: In the early stages of the COVID-19 pandemic, contact and droplet transmission were considered the main routes of infection. However, it was later demonstrated that airborne transmission is an important route. Therefore, accumulating real-world data on airborne transmission was deemed crucial. (more…)