CLAS physics database search results Measurement E159M548 E1-6 V. Burkert 2001 M(pi+,p) dsigma/dM(pip pr) Data errors GeV mcb/GeV mcb/GeV 1.10259 3.04465 0.51873 1.1521 12.5528 1.94514 1.20161 21.5455 3.05737 1.25112 16.8053 2.56405 1.30063 9.47029 1.39203 1.35014 11.3779 1.74109 1.39965 9.29051 1.36759 1.44916 7.55762 1.21839 1.49867 4.90273 0.779341 1.54818 1.28974 0.322275