CLAS physics database search results Measurement E1M652 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 phi(pi+) dsigma/dphi_pip Stat. error deg mcbn/rad mcbn/rad 216 2.8484411 0.17500202 288 2.1604381 0.10877789 0 2.6170912 0.19741806 71.99998 2.3155186 0.16350904 144 2.4892128 0.12617072