# Ultrasound measurement of rectus femoris cross-sectional area and the relationship with quadriceps strength in COPD

**Type:** Papers  
**Canonical URL:** https://picoportal.org/library/papers/ultrasound-measurement-of-rectus-femoris-cross-sectional-area-and-the/

## Facts

| Field | Value |
| --- | --- |
| Author Names | John Seymour,Katie Ward,Paul S. Sidhu,Zudin Puthucheary,Joerg Steier,Caroline J. Jolley,Gerrard F. Rafferty,Michael I. Polkey,John Moxham |
| Citations | 386 |
| DOI | 10.1136/thx.2008.103986 |
| Fields | Medicine |
| Open Access | true |
| OA Status | bronze |
| OA URL | https://thorax.bmj.com/content/thoraxjnl/64/5/418.full.pdf |
| OpenAlex ID | https://openalex.org/W2119096766 |
| PMID | 19158125 |
| Type | article |
| Year | 2009 |

## Paper authors

- [Caroline J. Jolley](https://picoportal.org/library/researchers/caroline-j-jolley/)
- [Gerrard F. Rafferty](https://picoportal.org/library/researchers/gerrard-f-rafferty/)
- [Paul S. Sidhu](https://picoportal.org/library/researchers/paul-s-sidhu/)
- [Michael I. Polkey](https://picoportal.org/library/researchers/michael-i-polkey/)
- [John Moxham](https://picoportal.org/library/researchers/john-moxham/)

## Paper journal

- [Thorax](https://picoportal.org/library/journals/thorax/)

## Paper primary topic

- [Chronic Obstructive Pulmonary Disease (COPD) Research](https://picoportal.org/library/topics/chronic-obstructive-pulmonary-disease-copd-research/)

## Paper topics

- [Chronic Obstructive Pulmonary Disease (COPD) Research](https://picoportal.org/library/topics/chronic-obstructive-pulmonary-disease-copd-research/)
- [Nutrition and Health in Aging](https://picoportal.org/library/topics/nutrition-and-health-in-aging/)
- [Cardiovascular and exercise physiology](https://picoportal.org/library/topics/cardiovascular-and-exercise-physiology/)

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Source: PICO Portal — public research metadata, principally OpenAlex. See https://picoportal.org/library/sources/ for provenance and https://picoportal.org/library/methodology/ for what these figures mean.