ExperimentMeasurementReference
BaBar\([4.90 \pm 0.07\mbox{ (stat)} \pm 0.22\mbox{ (syst)} \pm 0.01\mbox{ (correlated syst)}] \times 10^{-3}\)PRD 75 031101 (2007)
BaBar\([4.49 \pm 0.21\mbox{ (stat)} \pm 0.23\mbox{ (syst)}] \times 10^{-3}\)PRD 74 111102 (2006)
Average \(\mathbf{[4.75 \pm 0.19\mbox{ (combined)}] \times 10^{-3}}\)