Convert ICD-10 Code Q21.3 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
Q21.3 Tetralogy of Fallot		745.2 Tetralogy of fallot

ICD-10 to ICD-9 crosswalk for code Q21.3 - tetralogy of fallot based on the most recent General Equivalence Mappings (GEMS) information.