Institution: | 1.Institute of Clinical Medicine, University of Tartu, Tartu, Estonia ;2.Ear-Nose-Throat Clinic, Tallinn, Estonia ;3.Department of Microbiology, Institute of Biomedicine and Translational Medicine, University of Tartu, Ravila 19, 50411, Tartu, Estonia ;4.Competence Centre on Health Technologies, Tartu, Estonia ; |