# Ole Haagen Nielsen

**Type:** Researchers  
**Canonical URL:** https://scholariq.org/researchers/ole-haagen-nielsen/

## Facts

| Field | Value |
| --- | --- |
| Citations | 19,490 |
| Field | Inflammatory Bowel Disease |
| h-index | 73 |
| i10-index | 268 |
| Last Known Institution | University of Copenhagen |
| OpenAlex ID | https://openalex.org/A5008574018 |
| ORCID iD | https://orcid.org/0000-0003-4612-8635 |
| Works | 512 |

## Researcher papers

- [Metabonomics of human fecal extracts characterize ulcerative colitis, Crohn’s disease and healthy individuals](https://scholariq.org/papers/metabonomics-of-human-fecal-extracts-characterize-ulcerative-colitis-crohn-s/)
- [Disease Activity in Inflammatory Bowel Disease Is Associated with Increased Risk of Myocardial Infarction, Stroke and Cardiovascular Death – A Danish Nationwide Cohort Study](https://scholariq.org/papers/disease-activity-in-inflammatory-bowel-disease-is-associated-with-increased-risk/)
- [Metabonomics in Ulcerative Colitis: Diagnostics, Biomarker Identification, And Insight into the Pathophysiology](https://scholariq.org/papers/metabonomics-in-ulcerative-colitis-diagnostics-biomarker-identification-and/)

## Researcher topics

- [Inflammatory Bowel Disease](https://scholariq.org/topics/inflammatory-bowel-disease/)
- [Microscopic Colitis](https://scholariq.org/topics/microscopic-colitis/)
- [Immune Response and Inflammation](https://scholariq.org/topics/immune-response-and-inflammation/)
- [Gut microbiota and health](https://scholariq.org/topics/gut-microbiota-and-health/)
- [Helicobacter pylori-related gastroenterology studies](https://scholariq.org/topics/helicobacter-pylori-related-gastroenterology-studies/)

## Researcher university

- [University of Copenhagen](https://scholariq.org/institutions/university-of-copenhagen/)

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Source: ScholarIQ — public research metadata, principally OpenAlex. See https://scholariq.org/sources/ for provenance and https://scholariq.org/methodology/ for what these figures mean.