Convert ICD-10 Code A37.80 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
A37.80 Whooping cough due to other Bordetella species w/o pneumonia		033.8 Whooping cough NEC
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 A37.80 - whooping cough due to other bordetella species without pneumonia based on the most recent General Equivalence Mappings (GEMS) information.