CLAS physics database search results Measurement E1M249 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 phi(pi+) dsigma/dphi_pip Stat. error deg mcbn/rad mcbn/rad 216 1.7782495 0.21047954 288 2.2167435 0.35108185 0 1.535907 0.21909231 71.99998 1.5115469 0.38580418 144 1.696857 0.28981477