CLAS physics database search results Measurement E1M296 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 psi(pi-) dsigma/dpsi_pim Stat. error deg mcbn/rad mcbn/rad 36 0.97624922 0.17020202 108 1.1884482 0.1537699 180 1.990898 0.26802191 251.99998 1.2342987 0.1414683 324 1.2164677 0.17469729