1. Department of Skull Base Surgery, Republican Specialized Scientific-Practical Medical Center of Neurosurgery, Tashkent, Uzbekistan
2. Republican Specialized Scientific-Practical Medical Center of Neurosurgery, Tashkent, Uzbekistan
3. Department of Traumatology, Orthopedics, Military-field Surgery, and Neurosurgery, Tashkent Medical Academy, Tashkent, Uzbekistan