Discover a faster, simpler path to publishing in a high-quality journal. PLOS ONE promises fair, rigorous peer review, broad scope, and wide readership – a perfect fit for your research every time.
Learn More Submit Now
Click through the PLOS taxonomy to find articles in your field.
For more information about PLOS Subject Areas, click here.
< Back to Article
Pairwise correlations between variables used in the R program.
More »
PCA analaysis of the entire data set (Groups 1,2,3, & 4).
As in Fig 2 but with only Groups 1, 2 & 3.
As in Fig 2 but with mllr and mrchsn left out in order to eliminate possible bias from these two sources.