. Author manuscript; available in PMC: 2020 May 4.
Published in final edited form as: Nat Methods. 2019 Nov 4;17(1):107–113. doi: 10.1038/s41592-019-0625-2
Users may view, print, copy, and download text and data-mine the content in such documents, for the purposes of academic research, subject always to the full Conditions of use:http://www.nature.com/authors/editorial_policies/license.html#terms