title: ABO blood type as a risk factor for secondary post-tonsillectomy haemorrhage.
authors.forename: Chaudhary Farqan
authors.initials: CF
authors.lastname: Riaz
mesh_terms: D000017:ABO Blood-Group System; D006801:Humans; D019106:Postoperative Hemorrhage / Q000097:blood*; D012307:Risk Factors; D014068:Tonsillectomy / Q000009:adverse effects*
chemical_list: D000017:ABO Blood-Group System