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Group A rotavirus in environmental water and oyster samples detected by RT-nested PCR.
| Source of Samples | No. of Samples | No. of Rotavirus-positive Samples (%) |
|---|---|---|
| River | 59 | 16 (27.1) |
| Irrigation canals | 55 | 5 (9.1) |
| Oysters | 110 | 6 (5.4) |
| Total | 224 | 27 (12.0) |
