This paper is part of a program of investigation of the chiral transition in Nf=2 QCD, started in Phys.Rev.D72:114510,2005. Progress is reported on the understanding of some possible systematic errors. A direct test of first order scaling is presented.
@article{arxiv.0706.4470,
title = {Two flavor QCD and confinement - II},
author = {G. Cossu and M. D'Elia and A. Di Giacomo and C. Pica},
journal= {arXiv preprint arXiv:0706.4470},
year = {2007}
}