BEGIN BABAR ! experiment name BRECO ! BRECO tag, electrons only PRELIMINARY ! status and reference *INCLUDE babar_breco2_bp.param MEASUREMENT vcb stat syst DATA vcb stat syst 10.90 0.27 0.39 DATA ba2unc% upvtx% chi% extrap% +3.5 -0.9 +0.0 +0.1 END