@[j_g_allen] Airborne transmission is happening. We`ve known it for a long time. #HealthyBuilding control strategies can help.… https://t.co/EC6Hvxab55 (Maurice de Hond)
27 mei 2020 09:02:35
@[j_g_allen] Airborne transmission is happening. We`ve known it for a long time. #HealthyBuilding control strategies can help.… https://t.co/EC6Hvxab55 (Maurice de Hond)