Experiment	Measurement	Reference
Belle	\([3.83 \pm 0.25\mbox{ (stat)} \pm 0.30\mbox{ (syst)} \pm 0.22\mbox{ (b to d pi br (correlated))}] \times 10^{-4}\)	PRD 68 051101 (2003)
Average	\(\mathbf{[3.83 \pm 0.45\mbox{ (combined)}] \times 10^{-4}}\)