NOTE: These data are made freely available to the public and the scientific community in the belief that their wide dissemination will lead to greater understanding and new scientific insights. The availability of these data does not constitute publication of the data. The data providers rely on the ethics and integrity of the user to ensure that they receive fair credit for their work. If the data are obtained for potential use in a publication or presentation, we kindly ask you to cite them properly and inform us at the outset of the nature of this work. If the CEADs data are essential to the work, or if an important result or conclusion depends on the CEADs data, co-authorship may be appropriate. This should be discussed at an early stage in the work.

Contacts about the data: y.shan@rug.nl or guandabo@tsinghua.edu.cn or zhuliu@tsinghua.edu.cn