. 2013 Feb 18;18(2):2281–2296. doi: 10.3390/molecules18022281
© 2013 by the authors;
licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).
Figure 1.
Molecules for which CKIEs have been measured.