title: Efficient use of blood.
mesh_terms: D001803:Blood Transfusion; D002675:Child, Preschool; D002971:Cleft Lip / Q000601:surgery*; D005169:Factor VIII / Q000008:administration & dosage*; D006467:Hemophilia A / Q000150:complications / Q000628:therapy*; D006801:Humans; D008297:Male; D011300:Preoperative Care
chemical_list: D005169:Factor VIII