1. Privat Practice of Maxillo-Facial Surgery and Maxillo-Facial Surgery Ward, EMC Hospital, Pilczycka 144, 54-144 Wrocław, Poland
2. Academy of Applied Sciences, Health Department, Academy of Silesius in Wałbrzych, Zamkowa 4, 58-300 Walbrzych, Poland
3. Department of Biostructure and Animal Physiology, Wrocław University of Environmental and Life Sciences, Kożuchowska 1, 51-631 Wrocław, Poland
4. Department of Otolaryngology, Head and Neck Surgery, Wroclaw Medical University, Borowska 213, 50-556 Wrocław, Poland
5. Student Scientific Circle of Experimental Dentistry and Biomaterial Research, Faculty of Dentistry, Wroclaw Medical University, Bujwida 44, 50-345 Wrocław, Poland
6. Non-Public Health Care Clinic NZOZ Arthron in Ostrzeszów, Pocztowa 6, 63-500 Ostrzeszów, Poland
7. Department of Pediatric Dentistry and Preclinical Dentistry, Wroclaw Medical University, Krakowska 26, 50-425 Wrocław, Poland