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Association between virus genotypes and anatomical site of the tumor.
| Human papillomavirus genotype | Cardia, n (%) | Body of stomach, n (%) | Upper stomach and lower third of esophagus, n (%) | Total, n (%) |
|---|---|---|---|---|
| 16 | 2 (40) | – | 1 (20) | 3 (60) |
| 18 | – | 1 (20) | – | 1 (20) |
| 45 | – | – | 1 (20) | 1 (20) |
| Total | 2 (40) | 1 (20) | 2 (40) | 5 (100) |
