The Royal Society (Royal Society Publishing) Posted on September 22, 2011 by Men Yali Copyright Holders: The Royal Society Self-archiving policy Conditions Accepted version: √ 12 months embargo Published version: X Remarks: Follow policy of © The Author(s) (published by The Royal Society). Current publications of The Royal Society have copyright retain by author(s). Verification Date: 14.06.2011 04.05.2015
