CLAS physics database search results Measurement E159M340 E1-6 V. Burkert 2001 M(pi+,pi-) dsigma/dM(pip pim) Data errors GeV mcb/GeV mcb/GeV 0.342144 11.4272 1.5931 0.388153 12.544 1.72583 0.434162 12.8959 1.77351 0.480171 17.3984 2.44279 0.526181 15.1211 2.06993 0.572189 17.9855 2.52093 0.618198 16.2418 2.18171 0.664207 17.0871 2.41834 0.710216 14.8593 1.92439 0.756225 11.1576 1.45102