CLAS physics database search results Measurement E159M476 E1-6 V. Burkert 2001 M(pi+,p) dsigma/dM(pip pr) Data errors GeV mcb/GeV mcb/GeV 1.09259 0.492948 0.181434 1.1221 2.20834 0.51694 1.15161 4.76738 0.833852 1.18112 13.2996 2.11034 1.21063 20.3844 3.00578 1.24014 15.8814 2.27707 1.26965 11.9815 1.82366 1.29916 6.16802 1.09041 1.32867 4.06059 0.734637 1.35818 1.11401 0.291016