CLAS physics database search results Measurement E38M68 E1-5st-Lambda (E93-030/E00-112) Mestayer, Hicks, Carman, Raue 1999 cos(theta) sigma_TL Data errors -0.6 -1.584 3.479 -0.25 -3.026 2.15 0.05 -7.34 2.998 0.35 -16.532 4.441 0.65 -20.365 9.475 0.9 -7.311 30.844