Experiment
Measurement
Reference
Belle
\([9.8 \pm 3.9\mbox{ (stat)} \pm 2.0\mbox{ (syst)}] \times 10^{-6}\)
Experiment Note
BaBar
< \(4.6 \times 10^{-6}\)
PRD 76 031101 (2007)
Average
\(\mathbf{[9.8 \pm 4.4\mbox{ (combined)}] \times 10^{-6}}\)
