1. Division of Rhinology and Skull Base Surgery, Department of Otolaryngology – Head & Neck Surgery Mayo Clinic Rochester Minnesota USA
2. Department of Neurologic Surgery Mayo Clinic Rochester Minnesota USA
3. Department of Otorhinolaryngology and Head and Neck Surgery Federal University of Sao Paulo (UNIFESP‐EPM) Sao Paulo Brazil
4. Rhoton Neurosurgery and Otolaryngology Surgical Anatomy Program Mayo Clinic Rochester Minnesota USA