Ali Çağlar Turgut1, R Shane Tubbs2,3, Mehmet Turgut4. 1. Hacettepe University School of Medicine, Ankara, Turkey. 2. Seattle Science Foundation, 550 17th Avenue, Suite 600, Seattle, WA, 98122, USA. shanet@seattlesciencefoundation.org. 3. Department of Anatomical Sciences, St. George's University, St. George's, Grenada. shanet@seattlesciencefoundation.org. 4. Department of Neurosurgery, Adnan Menderes University School of Medicine, Aydın, Turkey.