CLAS physics database search results Measurement E1M228 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 psi(p) dsigma/dpsi_pr Stat. error deg mcbn/rad mcbn/rad 36 1.2493484 0.18217102 108 1.6058021 0.28820381 180 1.7709963 0.24719745 251.99998 1.8153964 0.31343311 324 1.4698009 0.1681443