Convert ICD-10 Code Y37.121A to ICD-9

Source ICD-10 Code		Target ICD-9 Code
Y37.121A Milt op w dest arcrft due to clsn w oth arcrft, civ, init		E994.2 War inj:aircrft collisn
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 Y37.121A - military operations involving destruction of aircraft due to collision with other aircraft, civilian, initial encounter based on the most recent General Equivalence Mappings (GEMS) information.