| Week | Day | Session | Number of samples |
| 1 | Wednesday | Baseline | 1 |
| 1 | Thursday | First | 3 |
| 1 | Thursday | Last | 3 |
| 4 | Wednesday | Baseline | 1 |
| 4 | Thursday | First | 3 |
| 4 | Thursday | Last | 3 |
| 7 | Wednesday | Baseline | 1 |
| 7 | Thursday | First | 3 |
| 7 | Thursday | Last | 3 |