1. Department of Neurology, Wonkwang University School of Medicine and HospitalInstitute of Wonkwang Medical Science Iksan‐si Jeollabuk‐do Republic of Korea
2. Department of AnatomyMedical School of Chonbuk National University Jeonju Jeollabuk‐do South Korea
3. Department of Anatomy, Wuxi School of MedicineJiangnan University Wuxi Jiangsu China
4. Department of AnatomyAkita University School of Medicine Akita Japan
5. Department of Internal MedicineSapporo Asuka Hospital Chuou‐ku Sapporo Japan
6. Department of Anatomy and Human embryology, Institute of Embryology, Faculty of MedicineComplutense University Madrid Spain