title: ABO blood-groups and retinal venous occlusions.
mesh_terms: D000017:ABO Blood-Group System; D006801:Humans; D011379:Prognosis; D012164:Retinal Diseases / Q000097:blood; D012169:Retinal Vein; D014785:Vision, Ocular
chemical_list: D000017:ABO Blood-Group System