Girlanda, L.Stern, J.Talavera, P.2004-12-142004-12-1420012001http://hdl.handle.net/2003/1867710.17877/DE290R-294enThe American Physical SocietyPhysical Review Letters530eta[prime] Mass and Chiral Symmetry Breaking at Large Nc and Nf10.1103/PhysRevLett.86.5858article (journal)