REF
Reference Identification .
Pos: 035 Max: 12
Heading - Optional
Loop: N/A Elements: 4
.

To specify identifying information Element Summary:

                     
  _Ref_ Id _________Element Name__________ Req Type Min/Max ___Usage___  
  REF01 128 Reference Identification Qualifier M ID 2/3 Must use  
      Description: Code qualifying the Reference Identification
      All valid standard codes are used.
  REF02 127 Reference Identification C AN 1/30 Used  
      Description: Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
  REF03 352 Description C AN 1/80 Used  
      Description: A free-form description to clarify the related data elements and their content
  REF04 C040 Reference Identifier O Comp   Used  
      Description: To identify one or more reference numbers or identification numbers as specified by the Reference Qualifier
    128 Reference Identification Qualifier M ID 2/3 Must use  
      Description: Code qualifying the Reference Identification
      All valid standard codes are used.
    127 Reference Identification M AN 1/30 Must use  
      Description: Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
    128 Reference Identification Qualifier C ID 2/3 Used  
      Description: Code qualifying the Reference Identification
      All valid standard codes are used.
    127 Reference Identification C AN 1/30 Used  
      Description: Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
    128 Reference Identification Qualifier C ID 2/3 Used  
      Description: Code qualifying the Reference Identification
      All valid standard codes are used.
    127 Reference Identification C AN 1/30 Used  
      Description: Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier

Syntax:
1. REF02 R0203 -- At least one of REF02 or REF03 is required.

Semantics:
1. REF04 contains data relating to the value cited in REF02.


Transaction Set
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