Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.
APA4ort.xyz Knowledge Graph. (2026). Sigma metrics in clinical chemistry laboratory – A guide to quality control. Retrieved May 24, 2026, from https://4ort.xyz/entity/sigma-metrics-in-clinical-chemistry-laboratory-a-guide-to-quality-control
MLA“Sigma metrics in clinical chemistry laboratory – A guide to quality control.” 4ort.xyz Knowledge Graph, 4ort.xyz, 24 May. 2026, https://4ort.xyz/entity/sigma-metrics-in-clinical-chemistry-laboratory-a-guide-to-quality-control.
BibTeX@misc{4ortxyz_sigma-metrics-in-clinical-chemistry-laboratory-a-guide-to-quality-control_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Sigma metrics in clinical chemistry laboratory – A guide to quality control}}, year = {2026}, url = {https://4ort.xyz/entity/sigma-metrics-in-clinical-chemistry-laboratory-a-guide-to-quality-control}, note = {Accessed: 2026-05-24}}
LLM promptAccording to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Sigma metrics in clinical chemistry laboratory – A guide to quality control — https://4ort.xyz/entity/sigma-metrics-in-clinical-chemistry-laboratory-a-guide-to-quality-control (retrieved 2026-05-24)
