1 Translational Hearing Research, Tübingen Hearing Research Center, Department of Otolaryngology, Head and Neck Surgery, University of Tübingen, Tübingen, Germany. Christopher.cederroth@uni-tuebingen.de.
2 Department of Physiology and Pharmacology, Karolinska Institutet, Stockholm, Sweden. Christopher.cederroth@uni-tuebingen.de.