23.167: IP Multimedia Subsystem (IMS) emergency sessions

Info Page @ 3GPP
Rel-14
v14.0.0
Rel-13
v13.2.0
Rel-12
v12.1.0
v12.0.0
Rel-11
v11.11.0
Rel-10
v10.11.0
Rel-9
v9.14.0
Rel-8
v8.6.0
Rel-7
v7.13.0