1. Department of Molecular Endocrinology, Institute of Endocrinology, Prague, Czech Republic.
2. Department of Ear, Nose and Throat, 2nd Faculty of Medicine, Charles University in Prague and Motol University Hospital, Prague, Czech Republic.
3. Department of Otorhinolaryngology and Maxillofacial Surgery, 3rd Faculty of Medicine, Military University Hospital, Prague, Czech Republic.
4. Department of Nuclear Medicine and Endocrinology, and 2nd Faculty of Medicine, Charles University in Prague and Motol University Hospital, Prague, Czech Republic.
5. Department of Pathology and Molecular Medicine, 2nd Faculty of Medicine, Charles University in Prague and Motol University Hospital, Prague, Czech Republic.