CLAS physics database search results Measurement E1M594 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 psi(pi-) dsigma/dpsi_pim Stat. error deg mcbn/rad mcbn/rad 36 1.7472274 0.14753602 108 2.4143314 0.22188349 180 1.9794314 0.13522892 251.99998 1.8874676 0.1604365 324 1.8479991 0.16792065