# Katherine L. O’Brien

**Type:** Researchers  
**Canonical URL:** https://scholariq.org/researchers/katherine-l-o-brien/

## Facts

| Field | Value |
| --- | --- |
| Citations | 39,887 |
| Field | Pneumonia and Respiratory Infections |
| h-index | 88 |
| i10-index | 272 |
| Last Known Institution | World Health Organization |
| OpenAlex ID | https://openalex.org/A5055802709 |
| ORCID iD | https://orcid.org/0000-0002-0164-4030 |
| Works | 377 |

## Researcher papers

- [Global burden of respiratory infections associated with seasonal influenza in children under 5 years in 2018: a systematic review and modelling study](https://scholariq.org/papers/global-burden-of-respiratory-infections-associated-with-seasonal-influenza-in/)
- [Pregnancy of unknown location: a consensus statement of nomenclature, definitions, and outcome](https://scholariq.org/papers/pregnancy-of-unknown-location-a-consensus-statement-of-nomenclature-definitions/)

## Researcher topics

- [Pneumonia and Respiratory Infections](https://scholariq.org/topics/pneumonia-and-respiratory-infections/)
- [Respiratory viral infections research](https://scholariq.org/topics/respiratory-viral-infections-research/)
- [Bacterial Infections and Vaccines](https://scholariq.org/topics/bacterial-infections-and-vaccines/)
- [Vaccine Coverage and Hesitancy](https://scholariq.org/topics/vaccine-coverage-and-hesitancy-2/)
- [Influenza Virus Research Studies](https://scholariq.org/topics/influenza-virus-research-studies/)

## Researcher university

- [World Health Organization](https://scholariq.org/institutions/world-health-organization/)

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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.