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| Biochemical method – positive test results | Stomach n (%) |
Stomach + Larynx n (%) |
Larynx n (%) |
|---|---|---|---|
| PCR | 24 (47.10) | 4 (7.84) | 7 (13.7) |
| Histopathology | 28 (54.90) | 7 (13.72) | 13 (25.49) |
PCR = polymerase chain reaction
