CLAS physics database search results Measurement E38M138 E1-5st-Lambda (E93-030/E00-112) Mestayer, Hicks, Carman, Raue 1999 cos(theta) sigma Data errors nb/sr nb/sr -0.6 51.09 2.8 -0.25 76.86 2.38 0.05 102.95 2.63 0.35 139.96 3.22 0.65 188.71 5.84 0.9 269.19 8.54