CLAS physics database search results Measurement E1M285 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 phi(pi+) dsigma/dphi_pip Stat. error deg mcbn/rad mcbn/rad 216 1.5276179 0.16902068 288 1.7346419 0.18784989 0 1.5913354 0.26664686 71.99998 1.5575987 0.18177454 144 1.599624 0.28456119