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). headache attributed to a substance or its withdrawal. Retrieved October 16, 2026, from https://4ort.xyz/entity/headache-attributed-to-a-substance-or-its-withdrawal
MLA“headache attributed to a substance or its withdrawal.” 4ort.xyz Knowledge Graph, 4ort.xyz, 16 Oct. 2026, https://4ort.xyz/entity/headache-attributed-to-a-substance-or-its-withdrawal.
BibTeX@misc{4ortxyz_headache-attributed-to-a-substance-or-its-withdrawal_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{headache attributed to a substance or its withdrawal}}, year = {2026}, url = {https://4ort.xyz/entity/headache-attributed-to-a-substance-or-its-withdrawal}, note = {Accessed: 2026-10-16}}
LLM promptAccording to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): headache attributed to a substance or its withdrawal — https://4ort.xyz/entity/headache-attributed-to-a-substance-or-its-withdrawal (retrieved 2026-10-16)
