Experiment | Measurement | Reference |
---|---|---|
Belle | \([4.0 ^{+2.3}_{-0.9}\mbox{ (stat)} ^{+19.7}_{-0.5}\mbox{ (syst)}] \times 10^{-5}\) | PRD 78:072004,2008 |
BaBar | < \(4.7 \times 10^{-5}\) | PRD 85, 052003 (2012) |
Average | \(\mathbf{[4.0 ^{+19.8}_{-1.0}\mbox{ (combined)}] \times 10^{-5}}\) |