Sequence Number - Test/Observation Master File

2014-03-17

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Definition: This field contains the first OM1 segment in a message and is described as 1, the second as 2, and so on.

Length4 (No truncation)

NMNumericPrimitive

Also Referenced In(1)

OM3-1 Sequence Number - Test/Observation Master File (NM) 00586