Experiment | Measurement | Reference |
---|---|---|
Belle | \([1.21 \pm 0.34\mbox{ (stat)} \pm 0.22\mbox{ (syst)}] \times 10^{-4}\) | PRD 72, 011103(R) (2005) |
BaBar | \([1.48 \pm 0.22\mbox{ (stat)} \pm 0.13\mbox{ (syst)}] \times 10^{-4}\) | PRD 84, 112007 (2011) |
Average | \(\mathbf{[1.40 \pm 0.22\mbox{ (combined)}] \times 10^{-4}}\) |