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| Methods | Trial III referred to above. Please see above for details. | |
| Participants | ||
| Interventions | ||
| Outcomes | ||
| Notes | ||
| Risk of bias | ||
| Bias | Authors' judgement | Support for judgement |
| Adequate sequence generation? | Unclear risk | Details not given. |
| Allocation concealment? | Unclear risk | Unclear |
| Blinding? All outcomes | Unclear risk | "under double‐blind conditions, the medications being identical in appearance and taste" p670. Further details not given. |
