CLAS physics database search results Measurement E38M30 E1-5st-Lambda (E93-030/E00-112) Mestayer, Hicks, Carman, Raue 1999 cos(theta) sigma Data errors nb/sr nb/sr -0.6 31.57 3.15 -0.25 35.93 2.89 0.05 55.01 3.17 0.35 83.33 4.09 0.65 114.08 8.21 0.9 158.55 21.43