Convert ICD-10 Code T80.311A to ICD-9

Source ICD-10 Code		Target ICD-9 Code
T80.311A ABO incompatibility w delayed hemolytic transfs react, init		999.63 Abo incompat/delay HTR
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.

ICD-10 to ICD-9 crosswalk for code T80.311A - abo incompatibility with delayed hemolytic transfusion reaction, initial encounter based on the most recent General Equivalence Mappings (GEMS) information.