CLAS physics database search results Measurement E38M155 E1-5st-Lambda (E93-030/E00-112) Mestayer, Hicks, Carman, Raue 1999 cos(theta) sigma Data errors nb/sr nb/sr -0.6 0 0 -0.25 0 0 0.05 21.27 5.38 0.35 55.47 8.18