1. Section of Sinus, Rhinology, & Skull Base Surgery, Head and Neck Institute Cleveland Clinic Cleveland Ohio USA
2. Department of Otolaryngology – Head and Neck Surgery Indiana University Indianapolis Indiana USA
3. Section of Skull Base Surgery, Rose Ella Burkhardt Brain Tumor and Neuro‐oncology Center Neurological Institute, Cleveland Clinic Cleveland Ohio USA
4. Department of Neurological Surgery Cleveland Clinic Lerner College of Medicine of Case Western Reserve University Cleveland Ohio USA