| Hepatitis y riesgos de desarrollo | 9 |
| 11 / 2012 | 12 / 2012 | 01 / 2013 | 02 / 2013 | 03 / 2013 | 04 / 2013 | 05 / 2013 | |
| Hepatitis y riesgos de desarrollo | 1 | 0 | 0 | 2 | 0 | 2 | 3 |
| 1 | United States of America | 6 |
| 2 | Spain | 2 |
| 3 | Bulgaria | 1 |
| 1 | Laurel | 2 |
| 2 | Redwood City | 2 |
| 3 | Woodbridge | 2 |
| 4 | Hospitalet | 1 |
| 5 | Madrid | 1 |
| 6 | Varna | 1 |