Article Information
PubMed
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History
- Received September 3, 2014
- Revision received March 19, 2015
- Accepted March 20, 2015
- First published May 13, 2015.
- Version of record published May 13, 2015.
Copyright & Usage
Copyright © 2015 the authors 0270-6474/15/337616-10$15.00/0
Author Information
Author contributions
Author contributions: Z.W. and C.E.L. designed research; Z.W. and R.N. performed research; Z.W. analyzed data; Z.W. and C.E.L. wrote the paper.
Disclosures
- Received September 3, 2014.
- Revision received March 19, 2015.
- Accepted March 20, 2015.
This work was supported by the Milton Fund, Harvard University.
The authors declare no competing financial interests.
- Correspondence should be addressed to Carole E. Landisman at the address. carole.landisman{at}gmail.com
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