CLAS physics database search results Measurement E1M303 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 phi(pi-) dsigma/dphi_pim Stat. error deg mcbn/rad mcbn/rad 216 1.2923745 0.20646867 288 1.2163438 0.16526729 0 1.2237636 0.11732565 71.99998 1.0273844 0.10337724 144 1.3526177 0.20702782