CLAS physics database search results Measurement E62M630 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(p) dsigma/dphi_pr Data errors deg mcbn/rad mcbn/rad 45 0.45923531 0.21463075 135 0.58138597 0.098547406 225 0.57229322 0.10456585 315 0.24424022 0.066547863