# Ignace M. C. Janssen

**Type:** Researchers  
**Canonical URL:** https://scholariq.org/researchers/ignace-m-c-janssen/

## Facts

| Field | Value |
| --- | --- |
| Citations | 7,029 |
| Field | Bariatric Surgery and Outcomes |
| h-index | 47 |
| i10-index | 110 |
| Last Known Institution | Nederlandse Obesitas Kliniek |
| OpenAlex ID | https://openalex.org/A5038344046 |
| ORCID iD | 0000-0001-5666-754X |
| Works | 167 |

## Researcher papers

Showing 12 of 13.

- [Wait-and-see policy or laparoscopic cholecystectomy after endoscopic sphincterotomy for bile-duct stones: a randomised trial](https://scholariq.org/papers/wait-and-see-policy-or-laparoscopic-cholecystectomy-after-endoscopic/)
- [Low-Intensity Pulsed Ultrasound in the Treatment of Nonunions](https://scholariq.org/papers/low-intensity-pulsed-ultrasound-in-the-treatment-of-nonunions/)
- [A Multicenter, Randomized Efficacy Study of the EndoBarrier Gastrointestinal Liner for Presurgical Weight Loss Prior to Bariatric Surgery](https://scholariq.org/papers/a-multicenter-randomized-efficacy-study-of-the-endobarrier-gastrointestinal/)
- [Physical Activity and Performance at School: A Systematic Review of the Literature Including a Methodological Quality Assessment](https://scholariq.org/papers/physical-activity-and-performance-at-school-a-systematic-review-of-the/)
- [Laparoscopic vs Open Incisional Hernia Repair](https://scholariq.org/papers/laparoscopic-vs-open-incisional-hernia-repair/)
- [The magnitude and progress of lean body mass, fat‐free mass, and skeletal muscle mass loss following bariatric surgery: A systematic review and meta‐analysis](https://scholariq.org/papers/the-magnitude-and-progress-of-lean-body-mass-fat-free-mass-and-skeletal-muscle/)
- [Secondary surgery after sleeve gastrectomy: Roux-en-Y gastric bypass or biliopancreatic diversion with duodenal switch](https://scholariq.org/papers/secondary-surgery-after-sleeve-gastrectomy-roux-en-y-gastric-bypass-or/)
- [Lower striatal dopamine D2/3 receptor availability in obese compared with non-obese subjects](https://scholariq.org/papers/lower-striatal-dopamine-d2-3-receptor-availability-in-obese-compared-with-non/)
- [Linking age-related changes in skeletal muscle mass and composition with metabolism and disease.](https://scholariq.org/papers/linking-age-related-changes-in-skeletal-muscle-mass-and-composition-with/)
- [Definitions of Long-Term Weight Regain and Their Associations with Clinical Outcomes](https://scholariq.org/papers/definitions-of-long-term-weight-regain-and-their-associations-with-clinical/)
- [A Longer Biliopancreatic Limb in Roux-en-Y Gastric Bypass Improves Weight Loss in the First Years After Surgery: Results of a Randomized Controlled Trial](https://scholariq.org/papers/a-longer-biliopancreatic-limb-in-roux-en-y-gastric-bypass-improves-weight-loss/)
- [Improvement of Health-Related Quality of Life After Roux-en-Y Gastric Bypass Related to Weight Loss](https://scholariq.org/papers/improvement-of-health-related-quality-of-life-after-roux-en-y-gastric-bypass/)

## Researcher topics

- [Bariatric Surgery and Outcomes](https://scholariq.org/topics/bariatric-surgery-and-outcomes/)
- [Body Contouring and Surgery](https://scholariq.org/topics/body-contouring-and-surgery/)
- [Obesity and Health Practices](https://scholariq.org/topics/obesity-and-health-practices/)
- [Diet and metabolism studies](https://scholariq.org/topics/diet-and-metabolism-studies/)
- [Cardiovascular Function and Risk Factors](https://scholariq.org/topics/cardiovascular-function-and-risk-factors/)

## Researcher university

- [Nederlandse Obesitas Kliniek](https://scholariq.org/institutions/nederlandse-obesitas-kliniek/)

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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.