| Selection | Comparability | Exposure |
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|
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Study | Is the case definition adequate? | Representativeness of the cases | Selection of Controls | Definition of Controls | Comparability of cases and controls based on the design or analysis | Ascertainment of exposure | Same method of ascertainment for cases and controls | Non-Response rate | Total score | Agreement (%) | Risk of Bias |
Stadelmaier et al. 2017 [11] | * | * | * | * | * | * |
| * | 7 | 85% | Low |