CLAS physics database search results Measurement E1M760 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 phi(pi+) dsigma/dphi_pip Stat. error deg mcbn/rad mcbn/rad 216 2.8294969 0.13967125 288 2.8558416 0.1630592 0 2.6822994 0.21311566 71.99998 2.8453133 0.15955782 144 2.7601125 0.16317925