CLAS physics database search results Measurement E159M124 E1-6 V. Burkert 2001 M(pi+,pi-) dsigma/dM(pip pim) Data errors GeV mcb/GeV mcb/GeV 0.332644 11.5237 1.63542 0.379653 15.6167 2.22819 0.426663 15.2423 2.14649 0.473671 16.1444 2.27109 0.52068 17.5046 2.45695 0.567689 17.8547 2.47883 0.614698 20.4154 2.81937 0.661707 16.9794 2.3113 0.708717 20.7073 2.82626 0.755726 13.4493 1.81747