${\cal B}(B_s^0 \to \tau^+ \mu^- \mathrm{+c.c.})$

ExperimentMeasurement [10-5]$\Delta\chi^2$ReferenceComments
Average$< 3.4$PDG shows the result obtained at 95\% CL.
PDG$< 4.2$pdgLive
LHCb$< 3.40$Phys.Rev.Lett. 123,211801 (2019)
Quoted upper limits are at 90% confidence level (CL), unless mentioned otherwise.