Blood typesVersion en ligne Choose yes or no par Malika 1 The CRIB blood group was discovered in a woman from Karnataka, India. Yes No 2 CRIB is a newly added antigen in the ABO blood group system. Yes No 3 The discovery of the CRIB antigen happened in a lab in the United States. Yes No 4 The patient’s blood was initially typed as O Rh-positive but didn’t match any donor units. Yes No 5 Identifying rare antigens like CRIB helps improve blood transfusion safety. Yes No