Experiment	Measurement	Reference
BaBar	\([8.3 \pm 1.1\mbox{ (stat)} \pm 1.0\mbox{ (syst)} \pm 0.3\mbox{ (correlated systematic)}] \times 10^{-4}\)	PRL 92, 141801 (2004)
Average	\(\mathbf{[8.3 \pm 1.5\mbox{ (combined)}] \times 10^{-4}}\)