1. Department of Otolaryngology – Head and Neck Surgery, Na Homolce Hospital, Prague, Czech Republic
2. Laboratory of Experimental Medicine, the Institute of Molecular and Translational Medicine of the Faculty of Medicine and Dentistry, Palacký University, Olomouc, Czech Republic
3. Department of Surgery, Atlas Hospital, Zlín, Czech Republic
4. Biopsy and Cytology Laboratory of J.A.Baťa, Zlín, Czech Republic
5. Department of Nuclear Medicine and Endocrinology, 2nd Medical Faculty, Charles University, Prague, Czech Republic
6. Department of Pathology, Na Homolce Hospital, Prague, Czech Republic
7. Surgery Clinics, 3rd Medical Faculty, Charles University and Faculty Hospital Královské Vinohrady, Prague, Czech Republic
8. Institute of Pathology, 1st Faculty of Medicine, Charles University, Prague, Czech Republic
9. Department of Endocrinology, Na Homolce Hospital, Prague, Czech Republic
10. The 3rd Department of Medicine – Department of Endocrinology and Metabolism 1st Faculty of Medicine, Charles University in Prague and General University Hospital in Prague, Czech Republic