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. 2014 May 29;3:120. [Version 1] doi: 10.12688/f1000research.4283.1

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Copyright: © 2014 Desai T et al.

This is an open access article distributed under the terms of the Creative Commons Attribution Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Data associated with the article are available under the terms of the Creative Commons Zero "No rights reserved" data waiver (CC0 1.0 Public domain dedication).

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Figure 1. — The size of a word represents its relative frequency within the dataset. Word cloud excludes conjunctions, prepositions, articles, specific Twitter usernames (@username), and #APDIM13.