CLAS physics database search results Measurement E1M152 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 psi(pi+) dsigma/dpsi_pip Stat. error deg mcbn/rad mcbn/rad 36 2.5208139 0.39962175 108 3.7341905 0.63335782 180 2.3258486 0.24983317 251.99998 2.6684637 0.43107054 324 2.6455815 0.49932754