Updated estimate of the muon magnetic momentusing revised results from e + e -annihilation M. Davier, S. Eidelman, A. Höcker and Z. Zhang Eur. Phys. J. C, 31 4 (2003) 503-510 Published online: 30 October 2003 DOI: 10.1140/epjc/s2003-01362-6