| Items | Bars | Answers | Ratio |
|---|---|---|---|
| Yes (if there is a single ‘field’ laboratory in charge, or there are several laboratories using the same method, please, answer ‘Yes’) |
|
23 | 85.2% |
| No, different methods exist |
|
4 | 14.8% |
| No Answer | – | 0 | 0% |
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