Erratum to: A cohort study of the usefulness of primary prophylaxis in patients with severe haemophilia A

Affiliations

• ¹ Department of Pediatrics, St. Marianna University School of Medicine, Sugao 2-16-1, Miyamae-ku, Kawasaki, Kanagawa, 216-8511, Japan. chiai-oi@marianna-u.ac.jp.
• ² Department of Pediatrics, St. Marianna University School of Medicine, Sugao 2-16-1, Miyamae-ku, Kawasaki, Kanagawa, 216-8511, Japan.
• ³ Department of Pediatrics, St. Marianna University School of Medicine Yokohama City Seibu Hospital, Yokohama, Kanagawa, Japan.
• ⁴ Department of Radiology, St. Marianna University School of Medicine, Kawasaki, Kanagawa, Japan.
• ⁵ Department of Clinical Laboratory, St. Marianna University School of Medicine Hospital, Kawasaki, Kanagawa, Japan.
• ⁶ Department of Nursing, St. Marianna University School of Medicine Hospital, Kawasaki, Kanagawa, Japan.