specification/references/D01B/segments/dtm.txt

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   2        DTM  DATE/TIME/PERIOD
   3
   4        Function: To specify date, and/or time, or period.
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   6 010    C507 DATE/TIME/PERIOD                           M    1
   7        2005  Date or time or period function code
   8              qualifier                                 M      an..3
   9        2380  Date or time or period value              C      an..35
  10        2379  Date or time or period format code        C      an..3
  11