Chon HN, Cho JH, Park YS.  Perioperative Management and Outcomes in Children with Hereditary Bleeding Disorder: a Retrospective Review at a Singl e Hemophilia Treatment Center.  Clin Pediatr Hematol Oncol 2020;27:113-119.  https://doi.org/10.15264/cpho.2020.27.2.113