Experiment
Measurement
Reference
BaBar
\([1.08 \pm 0.32\mbox{ (stat)} \pm 0.36\mbox{ (syst)}] \times 10^{-3}\)
PRD 83, 032004 (2011)
Average
\(\mathbf{[1.08 \pm 0.48\mbox{ (combined)}] \times 10^{-3}}\)