Experiment
Measurement
Reference
BaBar
\([-2.8 \pm 0.4\mbox{ (stat)} \pm 0.1\mbox{ (syst)}] \times 10^{0}\)
PRD 76 031102 (2007)
Average
\(\mathbf{[-2.8 \pm 0.4\mbox{ (combined)}] \times 10^{0}}\)
