CLAS physics database search results Measurement E159M224 E1-6 V. Burkert 2001 M(pi+,p) dsigma/dM(pip pr) Stat. error GeV mcb/GeV mcb/GeV 1.08759 1.07756 0.311976 1.1071 2.83568 0.561669 1.12661 4.05469 0.702639 1.14612 5.18679 0.882628 1.16563 6.95417 1.10259 1.18514 8.44735 1.20627 1.20465 8.94957 1.28941 1.22416 7.41727 1.14362 1.24367 4.36966 0.73421 1.26318 3.11924 0.597953