CLAS physics database search results Measurement E62M740 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Stat. error deg mcbn/rad mcbn/rad 36 0.58868915 0.097602442 108 0.81471831 0.24194248 180 2.0405171 0.6042068 251.99998 0.89108002 0.15320928 324 0.54520988 0.17284247