CLAS physics database search results Measurement E1M151 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 psi(pi-) dsigma/dpsi_pim Stat. error deg mcbn/rad mcbn/rad 36 1.9649081 0.24737535 108 2.3913512 0.32563293 180 2.3260295 0.33008727 251.99998 3.0717671 0.63076878 324 2.7739654 0.43325368