Bucher, S., A. S. Neumann, C. M. Meerwein, D. Holzmann, and M. B. Soyka. “Reduction of Otorhinolaryngological Consultations Due to the COVID-19 Lockdown and Its Impact on Disease Progression”. Swiss Medical Weekly, vol. 151, no. 4142, Oct. 2021, p. w30068, doi:10.4414/SMW.2021.w30068.