HL7 Workbench
Beta
v2.3.1
Message Structures
ADT_A20
HL7 v2.x
Parser
Sign in
ADT_A20
ADT_A20
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
EVN
R
1
NPU
R
1
Used by Events:
A20
ADT/ACK - Bed status update