- 
          
          
      
          
      
          - Saifuddin Ahmed.
- Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD 21205, USA. Electronic address: sahmed@jhu.edu.
- Lancet. 2014 Oct 11;384(9951):1329-31.
 no abstract available Notes
 Knowledge, pearl, summary or comment to share?You can also include formatting, links, images and footnotes in your notes- Simple formatting can be added to notes, such as *italics*,_underline_or**bold**.
- Superscript can be denoted by <sup>text</sup>and subscript<sub>text</sub>.
- Numbered or bulleted lists can be created using either numbered lines 1. 2. 3., hyphens-or asterisks*.
- Links can be included with: [my link to pubmed](http://pubmed.com)
- Images can be included with: 
- For footnotes use [^1](This is a footnote.)inline.
- Or use an inline reference [^1]to refer to a longer footnote elseweher in the document[^1]: This is a long footnote..