| History of the paper |
| Date: | Event: |
| 02 Apr 2012 | Manuscript received by Editorial Office |
| 02 Apr 2012 | Manuscript sent to Co-editor |
| 03 Apr 2012 | Manuscript sent to Referee1 |
| 03 Apr 2012 | Manuscript sent to Referee2 |
| 03 Apr 2012 | Manuscript sent to Referee3 |
| 03 Apr 2012 | Referee2 could not report |
| 03 Apr 2012 | Referee3 could not report |
| 03 Apr 2012 | Manuscript sent to Referee4 |
| 10 Apr 2012 | Reminded Referee1 |
| 10 Apr 2012 | Reminded Referee4 |
| 10 Apr 2012 | Referee4 promised a review |
| 17 Apr 2012 | 2nd reminder to Referee1 |
| 20 Apr 2012 | Reminded Referee4 who promised |
| 20 Apr 2012 | Referee4 promised a review |
| 23 Apr 2012 | Manuscript sent to Referee5 |
| 23 Apr 2012 | Referee5 could not report |
| 24 Apr 2012 | Reminded Referee4 who promised |
| 24 Apr 2012 | Manuscript sent to Referee6 |
| 25 Apr 2012 | Referee4 sent a report |
| 02 May 2012 | Reminded Referee6 |
| 09 May 2012 | 2nd reminder to Referee6 |
| 09 May 2012 | Referee6 promised a review |
| 11 May 2012 | Referee6 sent a report |
| 11 May 2012 | Message to author asking for revision |
| 21 May 2012 | The revised manuscript arrived to the Editorial Office |
| 21 May 2012 | Revised ms was sent to the Co-editor |
| 21 May 2012 | The revised manuscript was sent to Referee4 |
| 21 May 2012 | The revised manuscript was sent to Referee6 |
| 25 May 2012 | Referee4 sent a report |
| 25 May 2012 | Referee6 promised a review |
| 08 Jun 2012 | Reminded Referee6 who promised |
| 15 Jun 2012 | Reminded Referee6 who promised |
| 15 Jun 2012 | Referee6 promised a review |
| 21 Jun 2012 | Reminded Referee6 who promised |
| 21 Jun 2012 | Referee6 promised a review |
| 21 Jun 2012 | Referee6 sent a report |
| 21 Jun 2012 | Manuscript Accepted |
| 22 Jun 2012 | Copyright Form received |