CLAS physics database search results Measurement E159M394 E1-6 V. Burkert 2001 M(pi+,pi-) dsigma/dM(pip pim) Data errors GeV mcb/GeV mcb/GeV 0.349644 3.67179 0.582697 0.410654 7.49377 1.13892 0.471662 6.71273 1.00966 0.532672 7.38439 1.0836 0.593681 9.33191 1.35945 0.654689 10.6042 1.56777 0.715698 13.7814 1.93993 0.776707 14.8973 2.20206 0.837716 7.31735 1.07998 0.898725 3.39757 0.49974