HL7 Workbench
Beta
v2.3
Message Structures
EQQ_Q01
HL7 v2.x
Parser
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EQQ_Q01
EQQ_Q01
3 segments · 1 events
...
2.2
Nov
1994
2.3
Apr
1997
2.3.1
May
1999
...
Message Structure
Message Structure
3 segments
Tree
Grammar
R
Required
O
Optional
Choice
MSH
R
1
EQL
R
1
DSC
O
1
Used by Events:
Q01
QRY/DSR - Query sent for immediate response