1. Speech-Language-Hearing Sciences, University of Minnesota, Minneapolis, MN, USA
2. Eriksholm Research Centre, Snekkersten, Denmark
3. Hearing Systems, Department of Electrical Engineering, Technical University of Denmark, Kongens Lyngby, Denmark
4. Section Ear & Hearing, Department of Otolaryngology–Head and Neck Surgery, Amsterdam Public Health Research Institute, VU University Medical Center, the Netherlands
5. National Military Audiology and Speech Pathology Center, Walter Reed National Military Medical Center, Bethesda, MD, USA