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| Methods | See Wobig 1999 | |
| Participants | Number randomised: NE hylan fluid: 36 knees | |
| Interventions | ||
| Outcomes | ||
| Notes | ||
| Risk of bias | ||
| Bias | Authors' judgement | Support for judgement |
| Allocation concealment (selection bias) | Low risk | A ‐ Adequate |
