Experiment
Measurement
Reference
BaBar
\([5.11 \pm 0.14\mbox{ (stat)} \pm 0.58\mbox{ (syst)}] \times 10^{-4}\)
PRD 85, 052003 (2012)
Average
\(\mathbf{[5.11 \pm 0.60\mbox{ (combined)}] \times 10^{-4}}\)
