Related paper Centrality dependence of $\rm \mathbf π$, K, p production in Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 2.76 TeV ITS standalone tracking efficiency for (a) pions, (b) kaons, (c) protons and global tracking efficiency for (c) pions, (d) kaons, (e) protons in central and peripheral collisions. [png] [eps][png] [eps][png] [eps][png] [eps][png] [eps][png] [eps]