| Categories: | Application documents - Documents to ISO/IEC 17025 and ISO 15189 - Laboratories - |
| Description: | Guidance on the level and frequency of proficiency testing participation |
| Publication date: | 2021-11-15 |
| Reference: | EA-4/18 G |
| Categories: | Application documents - Documents to ISO/IEC 17025 and ISO 15189 - Laboratories - |
| Description: | Guidance on the level and frequency of proficiency testing participation |
| Publication date: | 2021-11-15 |
| Reference: | EA-4/18 G |