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Article metrics provide readers and authors with an indication of how often a specific article has been accessed month by month. It counts three formats - abstract/extract, full text and pdf. The page is updated each day.
| Month | Abstract | Full | |
|---|---|---|---|
| May 2013 | 3 | 57 | 5 |
| April 2013 | 2 | 70 | 15 |
| March 2013 | 0 | 59 | 8 |
| February 2013 | 2 | 65 | 11 |
| January 2013 | 0 | 84 | 8 |
| December 2012 | 0 | 93 | 22 |
| November 2012 | 0 | 139 | 18 |
| October 2012 | 0 | 176 | 27 |
| September 2012 | 3 | 124 | 35 |
| August 2012 | 11 | 110 | 18 |
| July 2012 | 4 | 117 | 40 |
| June 2012 | 8 | 69 | 27 |
| May 2012 | 23 | 58 | 51 |
| April 2012 | 3 | 137 | 34 |
| March 2012 | 0 | 164 | 45 |
| February 2012 | 0 | 174 | 52 |
| January 2012 | 0 | 371 | 39 |
| December 2011 | 0 | 156 | 40 |
| November 2011 | 15 | 119 | 47 |
| October 2011 | 166 | 135 | 56 |
| September 2011 | 331 | 300 | 345 |
| August 2011 | 1578 | 278 | 466 |
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