. 2011 Jan 13;2011:baq037. doi: 10.1093/database/baq037
© The Author(s) 2011. Published by Oxford University Press.
This is Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/2.5), which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.