CDF:10795

CDF (unpublished): link

ParameterMeasurement
\(\frac {{\cal{B}} ( \bar{B}^0_s \to J/\psi \phi )} { {\cal{B}} ( \bar{B}^0 \to J/\psi \bar{K}^{*0} )}\)\([0.89 \pm 0.01\mbox{ (stat)} \pm 0.07\mbox{ (syst)} \pm 0.11\mbox{ (frag)}] \times 10^{0}\)