Experiment
Measurement
Reference
BaBar
\([6.6 \pm 1.8\mbox{ (stat)} \pm 0.5\mbox{ (syst)}] \times 10^{-5}\)
PRL 102 132001 (2009)
Average
\(\mathbf{[6.6 \pm 1.9\mbox{ (combined)}] \times 10^{-5}}\)
