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Spec	Title	Releases	WG
23.292	IP Multimedia Subsystem (IMS) centralized services; Stage 2	18.0.0 17.0.0 16.0.0 15.0.0 14.2.0 13.4.0 12.5.0 11.8.0 10.6.0 9.8.0 8.8.0	S2

All information on this page is aggregated from the 3GPP Specfication Status Report page.