CLAS physics database search results Measurement E15M32 E99-105 M. Garçon, M. Guidal, E. S. Smith 2002 -t dsigma/dt Data errors GeV2 mcbn/GeV2 mcbn/GeV2 0.9404616 0.3181372 0.05050422 1.15 0.3005129 0.04459874 1.45 0.2285909 0.04349482 1.75 0.2187933 0.03551693 2.3 0.1602577 0.02606463