CLAS physics database search results Measurement E159M115 E1-6 V. Burkert 2001 M(pi+,pi-) dsigma/dM(pip pim) Data errors GeV mcb/GeV mcb/GeV 0.331394 15.0989 2.12546 0.375903 18.0447 2.4535 0.420413 15.6377 2.1605 0.464922 19.4704 2.69494 0.509431 18.7486 2.56214 0.55394 20.8699 2.82931 0.598449 20.8302 2.78386 0.642958 21.6959 2.90415 0.687467 22.1297 2.90027 0.731975 16.3197 2.19346