|
| N | (%) |
| Asthenia | 15 | 4.0 |
| Fever | 43 | 66.1 |
| Cough | 53 | 81.5 |
| Rhinorrhea | 44 | 67.6 |
| Expectoration | 7 | 10.7 |
| Sneeze | 2 | 3.0 |
| Difficulties feeding | 17 | 26.1 |