“…In the early publications about this issue, cancer, peptic ulcer and thrombotic diseases were claimed to be related with ABO blood groups (2,3,4). Up to now, research on the relationship of ABO blood groups with coronary heart disease, hepatocellular carcinoma (HCC), stomach cancer, pancreatic cancer, acne vulgaris, chronic renal failure (CRF), brucellosis, malaria, Crimean-Congo haemorrhagic fever (CCHF), Helicobacter pylori (H. pylori) infection have been reported in the literature (5,6,7,8,9,10,11,12,13). Chronic hepatitis B virus (HBV) infection (CHB) is still considered as an important public health issue worldwide, despite the existing effective prophylactic vaccine and strong antiviral therapies.…”