Key Points:

a) Histogram of p-values from the least squares regression of EF versus MCE for 151 VOCs. Among them, 98 VOC EFs have a statistically significant correlation with MCE, p-values < 0.05, represented by the red dashed line. b) The same as Panel a) except for correlation coefficients (r2) of the least squares regression of EF versus MCE. ................
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