Table 1.
Main symptoms
| Symptoms | n (%) |
|---|---|
| Hyper-salivation | 34 (69) |
| Respiratory distress | 20 (40) |
| Bronchial congestion | 21 (42) |
| Regurgitation | 12 (24) |
| Cyanosis | 6 (12) |
| Abdominal bloating | 2 (4) |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.