CLAS physics database search results Measurement E159M430 E1-6 V. Burkert 2001 M(pi+,pi-) dsigma/dM(pip pim) Data errors GeV mcb/GeV mcb/GeV 0.354645 2.18338 0.355769 0.425653 4.42786 0.697437 0.496662 4.92571 0.779828 0.567671 5.58334 0.86051 0.63868 7.79152 1.18756 0.709689 10.3926 1.52688 0.780698 12.4268 1.75048 0.851707 7.26037 1.09685 0.922716 4.57308 0.734844 0.993725 1.877 0.32085