Related paper Centrality dependence of $\rm \mathbf π$, K, p production in Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 2.76 TeV (a) $\rm{p}/\pi = (\mathrm{p} +\mathrm{\bar{p}})/(\pi^++\pi^-)$ and (b) $\rm{K}/\pi = (\mathrm{K^+} + \mathrm{K^-}))/(\pi^++\pi^-)$ ratios as a function of $\dNchdeta$ compared to previous results at $\snn = 200$ GeV.[png] [eps][png] [eps]