HL7 Workbench
Beta
v2.3.1
Message Structures
QRY_T12
HL7 v2.x
Parser
Sign in
QRY_T12
QRY_T12
3 segments · 1 events
...
2.3
Apr
1997
2.3.1
May
1999
2.4
Oct
2000
...
Message Structure
Message Structure
3 segments
Tree
Grammar
R
Required
O
Optional
Choice
MSH
R
1
QRD
R
1
QRF
O
1
Used by Events:
T12
QRY/DOC - Document query