${{\boldsymbol X}{(3915)}}$ $\rightarrow$ ${{\boldsymbol \eta}_{{c}}}{{\boldsymbol \eta}}$ INSPIRE search

$\Gamma($ ${{\mathit X}{(3915)}}$ $\rightarrow$ ${{\mathit \eta}_{{c}}}{{\mathit \eta}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{4}/\Gamma$
M159R00