Table 1. | Characteristics of included case reports and series |
| Characteristic | Total | N | % |
|---|---|---|---|
| 83 | 100 | ||
| Year of publication | 2015 | 10 | 12 |
| 2014 | 9 | 11 | |
| 2013 | 3 | 4 | |
| 2012 | 7 | 8 | |
| 2011 | 6 | 7 | |
| 2010 | 9 | 11 | |
| 2009 | 9 | 11 | |
| 2008 | 8 | 10 | |
| 2007 | 3 | 4 | |
| 2006 | 3 | 4 | |
| 2005 | 4 | 5 | |
| 2004 | 4 | 5 | |
| 2003 | 1 | 1 | |
| 2002 | 3 | 4 | |
| 2001 | 1 | 1 | |
| 2000 | 3 | 4 | |
| Number of cases reported | 1 | 78 | 94 |
| 2 | 2 | 2 | |
| 3 | 3 | 4 | |
| Country | UK | 15 | 18 |
| USA | 14 | 17 | |
| India | 11 | 13 | |
| Turkey | 6 | 7 | |
| Japan | 6 | 7 | |
| Brazil | 4 | 5 | |
| Spain | 3 | 4 | |
| Other (21) | 24 | 29 |
N = number of studies. |
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