Acta Otolaryngol 2019 Mar 14;139(3):238-242. Epub 2019 Mar 14.
a Department of Otorhinolaryngology, University of Tampere, Faculty of Medicine and Life Sciences, Tampere University Hospital , Tampere , Finland.
Laryngoscope 2017 May 3;127(5):1021-1025. Epub 2017 Feb 3.
Department of Otorhinolaryngology-Head and Neck Surgery, Head and Neck Center, Helsinki University Hospital and University of Helsinki, Helsinki, Finland.
Otol Neurotol 2015 Dec;36(10):1748-52
*Department of Otorhinolaryngology, Tampere University Hospital and the University of Tampere, Tampere, Finland †Department of Otolaryngology, Boston Children's Hospital and Harvard Medical School, Boston, Massachusetts, U.S.A. ‡Department of Otorhinolaryngology, Helsinki University Hospital, Helsinki, Finland.