1. Department of Otolaryngology, Head, and Neck Surgery, Poznań University of Medical Sciences, Poznań, Poland.
2. Central Microbiological Laboratory, Heliodor Święcicki Hospital, Poznań University of Medical Sciences, Poznań, Poland.
3. Department of Dermatology and Venereology, Poznań University of Medical Sciences, Poznań, Poland.
4. Institute of Human Genetics, Polish Academy of Sciences, Poznań, Poland.