Discordant phenotypes in monozygotic twins with STXBP1 mutation: A case report

Affiliations

• ¹ Department of Pediatrics, Yamaguchi University Graduate School of Medicine, 1-11 Minamikogushi, Ube, Yamaguchi, 755-8505, Japan.
• ² Department of Pediatrics, Yamaguchi University Graduate School of Medicine, 1-11 Minamikogushi, Ube, Yamaguchi, 755-8505, Japan.. Electronic address: matsu@yamaguchi-u.ac.jp.
• ³ Division of Pediatrics, Tsudumigaura Medical Center for Children with Disabilities, 752-4 Kume, Shunan, Yamaguchi, 745-0801, Japan.
• ⁴ Department of Pediatrics, Showa University School of Medicine, 1-5-8 Hatanodai, Shinagawa, Tokyo, 142-8555, Japan.
• ⁵ Center for Medical Genetics, Keio University School of Medicine, 35 Shinanomachi, Shinjuku-ku, Tokyo, 160-8582, Japan.