. 2014 Oct 16;3(4):e55. doi: 10.2196/resprot.3737
©AD McNaghten, Rachel Kearns, Aaron J Siegler, Nancy Phaswana-Mafuya, Linda-Gail Bekker, Rob Stephenson, Stefan D Baral, Ron Brookmeyer, Clarence S Yah, Andrew J Lambert, Benjamin Brown, Eli Rosenberg, Mondie Blalock Tharp, Alex de Voux, Chris Beyrer, Patrick S Sullivan. Originally published in JMIR Research Protocols (http://www.researchprotocols.org), 16.10.2014.
This is an open-access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Research Protocols, is properly cited. The complete bibliographic information, a link to the original publication on http://www.researchprotocols.org, as well as this copyright and license information must be included.
Figure 2.
Meta-data elements extracted for materials identified in umbrella review of relevant literature, 2011-2013.