${{\boldsymbol D}^{0}}$ $\rightarrow$ 2-prongs INSPIRE search

$\Gamma($ ${{\mathit D}^{0}}$ $\rightarrow$ 4-prongs$)/\Gamma($ ${{\mathit D}^{0}}$ $\rightarrow$ 2-prongs$)$
$\Gamma_{3}/\Gamma_{2}$
S032S35