CLAS physics database search results Measurement E1M563 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 phi(pi+) dsigma/dphi_pip Stat. error deg mcbn/rad mcbn/rad 216 3.3211753 0.1851799 288 3.04879 0.15546253 0 3.19309 0.39384556 71.99998 3.0725453 0.13794015 144 3.4874649 0.2153108