1 Department of Nuclear Medicine, University Hospital Zurich / University of Zurich, Rämistrasse 100, 8091, Zurich, Switzerland. alharby2012@gmail.com.
2 Department of Neuroradiology, University Hospital Zurich, Frauenklinikstrasse 10, Zurich, 8091, Switzerland.
3 Department of Nuclear Medicine, University Hospital Zurich / University of Zurich, Rämistrasse 100, 8091, Zurich, Switzerland.
4 Department of Endocrinology, Diabetes, and Clinical Nutrition, University Hospital Zurich, Rämistrasse 100, 8091, Zurich, Switzerland.
5 Department of Otorhinolaryngology, Head and Neck Surgery, University Hospital Zurich, Frauenklinikstrasse 24, 8091, Zurich, Switzerland.