For example, blood group "A+" has the D antigen, and blood group "A-" doesn’t have the D antigen. According to the Việt Nam National Institute of Haematology and Blood Transfusion, in Việt Nam, blood group O consists of about 45 per cent of the population, blood group B about 30 per cent, blood group A about 20 per cent, and blood group AB about 5 per cent. However, despite the importance of blood donation, there is a shortage of blood supply in many countries. Do not suffer from chronic illnesses such as chronic lung disease, heart disease, hematopoietic disease, autoimmune disease, kidney disease, neurological disease, mental disease, etc. The demand for blood products in Việt Nam is increasing, and it is critical to encourage people to donate blood.

Source: Viet Nam News June 12, 2023 16:21 UTC