Experiment
Measurement
Reference
BaBar
\([4.9 \pm 0.7\mbox{ (stat)} \pm 0.4\mbox{ (syst)} \pm 0.3\mbox{ (correlated systematic)}] \times 10^{-4}\)
PRL 95,171802 (2005)
Average
\(\mathbf{[4.9 \pm 0.9\mbox{ (combined)}] \times 10^{-4}}\)