Kramer, A., Külpmann, R., Brunner, A., Müller, M., & Wassilew, G. (2020). Risk assessment of mixed and displacement ventilation (LAF) during orthopedic and trauma surgery on COVID-19 patients with increased release of infectious aerosols. GMS Hyg Infect Control.

Kramer, Axel, Rüdiger Külpmann, Arnold Brunner, Michael Müller, a Georgi Wassilew. "Risk Assessment of Mixed and Displacement Ventilation (LAF) During Orthopedic and Trauma Surgery On COVID-19 Patients With Increased Release of Infectious Aerosols." GMS Hyg Infect Control 2020.

Kramer, Axel, et al. "Risk Assessment of Mixed and Displacement Ventilation (LAF) During Orthopedic and Trauma Surgery On COVID-19 Patients With Increased Release of Infectious Aerosols." GMS Hyg Infect Control 2020.