# Richard W. McCallum

**Type:** Researchers  
**Canonical URL:** https://scholariq.org/researchers/richard-w-mccallum/

## Facts

| Field | Value |
| --- | --- |
| Citations | 32,300 |
| Field | Gastrointestinal motility and disorders |
| h-index | 96 |
| i10-index | 378 |
| Last Known Institution | Texas Tech University |
| OpenAlex ID | https://openalex.org/A5005028574 |
| ORCID iD | https://orcid.org/0000-0002-6652-8049 |
| Works | 1,030 |

## Researcher papers

- [Assessment of gastric emptying using a low fat meal: establishment of international control values](https://scholariq.org/papers/assessment-of-gastric-emptying-using-a-low-fat-meal-establishment-of/)
- [Comparison of gastric emptying of a nondigestible capsule to a radio‐labelled meal in healthy and gastroparetic subjects](https://scholariq.org/papers/comparison-of-gastric-emptying-of-a-nondigestible-capsule-to-a-radio-labelled/)
- [Sacral Nerve Stimulation for Fecal Incontinence](https://scholariq.org/papers/sacral-nerve-stimulation-for-fecal-incontinence/)
- [Clinical Features of Idiopathic Gastroparesis Vary With Sex, Body Mass, Symptom Onset, Delay in Gastric Emptying, and Gastroparesis Severity](https://scholariq.org/papers/clinical-features-of-idiopathic-gastroparesis-vary-with-sex-body-mass-symptom/)
- [Investigation of Colonic and Whole-Gut Transit With Wireless Motility Capsule and Radiopaque Markers in Constipation](https://scholariq.org/papers/investigation-of-colonic-and-whole-gut-transit-with-wireless-motility-capsule/)
- [Do Stool Form and Frequency Correlate With Whole-Gut and Colonic Transit? Results From a Multicenter Study in Constipated Individuals and Healthy Controls](https://scholariq.org/papers/do-stool-form-and-frequency-correlate-with-whole-gut-and-colonic-transit-results/)
- [Wireless pH‐motility capsule for colonic transit: prospective comparison with radiopaque markers in chronic constipation](https://scholariq.org/papers/wireless-ph-motility-capsule-for-colonic-transit-prospective-comparison-with/)
- [Similarities and Differences Between Diabetic and Idiopathic Gastroparesis](https://scholariq.org/papers/similarities-and-differences-between-diabetic-and-idiopathic-gastroparesis/)
- [Dietary Intake and Nutritional Deficiencies in Patients With Diabetic or Idiopathic Gastroparesis](https://scholariq.org/papers/dietary-intake-and-nutritional-deficiencies-in-patients-with-diabetic-or/)
- [Effect of Nortriptyline on Symptoms of Idiopathic Gastroparesis](https://scholariq.org/papers/effect-of-nortriptyline-on-symptoms-of-idiopathic-gastroparesis/)

## Researcher topics

- [Gastrointestinal motility and disorders](https://scholariq.org/topics/gastrointestinal-motility-and-disorders/)
- [Gastroesophageal reflux and treatments](https://scholariq.org/topics/gastroesophageal-reflux-and-treatments/)
- [Diet and metabolism studies](https://scholariq.org/topics/diet-and-metabolism-studies/)
- [Helicobacter pylori-related gastroenterology studies](https://scholariq.org/topics/helicobacter-pylori-related-gastroenterology-studies/)
- [Eosinophilic Esophagitis](https://scholariq.org/topics/eosinophilic-esophagitis/)

## Researcher university

- [Texas Tech University](https://scholariq.org/institutions/texas-tech-university/)

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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.