This
page
is
part
of
the
FHIR
Specification
(v4.0.1:
R4
-
Mixed
Normative
and
STU
)
in
it's
permanent
home
(it
will
always
be
available
at
this
URL).
(v4.2.0:
R5
Preview
#1).
The
current
version
which
supercedes
this
version
is
5.0.0
.
For
a
full
list
of
available
versions,
see
the
Directory
of
published
versions
.
Page
versions:
R4B
R4
FHIR
Infrastructure
Work
Group
|
Maturity Level : N/A | Standards Status : Informative |
This
extensions
defined
here
can
be
used
on
any
ElementDefinition
.
For
background
information,
see
Extensibility
.
Additional
extensions
may
be
found
in
published
Implementation
Guides
,
or
in
the
Conformance
resource
registry
.