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Wang 1999
| Methods | Case‐control study, hospital‐based in China | |
| Participants | 209 cases, 209 controls | |
| Interventions | N/A | |
| Outcomes | Association of green tea consumption with cancer risk | |
| Cancer type & time of follow‐up | Esophageal, cardiac and gastric cancer | |
| Sponsor | Not declared | |
| Notes | Esophageal cancer: OR = 0.20 Gastric cancer: OR = 0.28 no CIs or p‐values provided |
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