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. 2015 Oct 26;8(10):e23567. doi: 10.5812/jjm.23567

Table 1. Effect of Ultra Violet Radiation on Survival Rate and Death at Different Time Intervals.

No. of Colonies/Plate Percentage of Survival Rate Percentage of Death
Control 340 100 0
UV30 280 82.35 17.6
UV60 232 68.2 31.7
UV90 210 61.7 38.2
UV120 150 44.1 55.9