${\cal B}(B^+ \to \pi^+ \pi^+ \pi^+ \pi^- \pi^-)$

ExperimentMeasurement [10-4]$\Delta\chi^2$ReferenceComments
Average$< 8.6$
PDG$< 8.6$pdgLive
ARGUS$< 8.60$Phys.Lett.B 241,278 (1990)
Quoted upper limits are at 90% confidence level (CL), unless mentioned otherwise.