Alhamadeh Alswij, M. et al. 2025. Hereditary combined deficiency of vitamin K–dependent clotting factors presenting as postoperative haemorrhage in a Syrian adolescent: a likely VKCFD type 2 phenotype. European Journal of Case Reports in Internal Medicine. 12, 12 (Nov. 2025). DOI:https://doi.org/10.12890/2025_005928.