Disinfection effects against S. Typhimurium (A), E. coli O157:H7 (B), and L. monocytogenes (C) during storage. Within the same day, mean values with different lowercase letters are significantly different from each other (P < 0.05); within the same treatment, mean values with different capital letters are significantly different from each other (P < 0.05). AA, acetic acid; LA, lactic acid; SH, sodium hypochlorite. The concentration of ozone was 8 ppm.