title: Letter: Cerebral thrombosis, cerebral haemorrhages and ABO blood-groups.
mesh_terms: D000017:ABO Blood-Group System; D002543:Cerebral Hemorrhage / Q000097:blood*; D006801:Humans; D002542:Intracranial Embolism and Thrombosis / Q000097:blood*
chemical_list: D000017:ABO Blood-Group System