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Labelling error in Table 1

Posted by kkopiske on 27 Jan 2017 at 16:27 GMT

Note that in Table 1, superscripts are missing. Columns three and five should be labelled R^2, not R. It currently says 'R', which is an error in the column labels, as well as in the note.

Competing interests declared: I am the first author of the article.