Combination of minimally processing and irradiation to improve the microbiological safety of lettuce (Lactuca Sativa, L.) - Goularte, Laercio; Martins, Cecília Geraldes; Morales-Aizpurúa, Isabel Cristina; Destro, Maria Teresa; Franco, Bernadette Dora Gombossy de Melo; Vizeu, Dirceu Martins; Hutzler, Beatriz W.; Landgraf, Mariza (International Meeting on Radiation Processing, 2003)