CLAS physics database search results Measurement E159M539 E1-6 V. Burkert 2001 M(pi+,p) dsigma/dM(pip pr) Stat. error GeV mcb/GeV mcb/GeV 1.10134 2.74018 0.565555 1.14835 8.41417 1.34168 1.19536 18.3988 2.74298 1.24237 16.9218 2.42806 1.28938 10.5909 1.56427 1.33639 7.44505 1.09113 1.3834 7.47208 1.1039 1.43041 6.06336 0.935757 1.47742 4.22553 0.757947 1.52443 1.31722 0.321012