
Keywords: انجمن بین المللی ترومبوز و هموستاز; BAT; PBQ; Katsanis epistaxis scoring system; von Willebrand disease; platelet function disorder; Ag; Antigen; BAT; Bleeding assessment tool; ESS; Epistaxis scoring system; ISTH; International Society on Thrombosis and Haemostasis; PBQ; Pediatric Bleeding