# Helmut Klein

**Type:** Researchers  
**Canonical URL:** https://scholariq.org/researchers/helmut-klein/

## Facts

| Field | Value |
| --- | --- |
| Citations | 34,471 |
| Field | Cardiac pacing and defibrillation studies |
| h-index | 67 |
| i10-index | 164 |
| Last Known Institution | Leibniz University Hannover |
| OpenAlex ID | https://openalex.org/A5029470978 |
| ORCID iD | 0000-0002-1026-4654 |
| Works | 382 |

## Researcher papers

Showing 12 of 13.

- [Prophylactic Implantation of a Defibrillator in Patients with Myocardial Infarction and Reduced Ejection Fraction](https://scholariq.org/papers/prophylactic-implantation-of-a-defibrillator-in-patients-with-myocardial/)
- [Improved Survival with an Implanted Defibrillator in Patients with Coronary Disease at High Risk for Ventricular Arrhythmia](https://scholariq.org/papers/improved-survival-with-an-implanted-defibrillator-in-patients-with-coronary/)
- [Cardiac-Resynchronization Therapy for the Prevention of Heart-Failure Events](https://scholariq.org/papers/cardiac-resynchronization-therapy-for-the-prevention-of-heart-failure-events/)
- [Comparison of interstudy reproducibility of cardiovascular magnetic resonance with two-dimensional echocardiography in normal subjects and in patients with heart failure or left ventricular hypertrophy](https://scholariq.org/papers/comparison-of-interstudy-reproducibility-of-cardiovascular-magnetic-resonance/)
- [Reduction in Inappropriate Therapy and Mortality through ICD Programming](https://scholariq.org/papers/reduction-in-inappropriate-therapy-and-mortality-through-icd-programming/)
- [Effect of Pacing Chamber and Atrioventricular Delay on Acute Systolic Function of Paced Patients With Congestive Heart Failure](https://scholariq.org/papers/effect-of-pacing-chamber-and-atrioventricular-delay-on-acute-systolic-function/)
- [Effectiveness of Cardiac Resynchronization Therapy by QRS Morphology in the Multicenter Automatic Defibrillator Implantation Trial–Cardiac Resynchronization Therapy (MADIT-CRT)](https://scholariq.org/papers/effectiveness-of-cardiac-resynchronization-therapy-by-qrs-morphology-in-the/)
- [Inappropriate Implantable Cardioverter-Defibrillator Shocks in MADIT II](https://scholariq.org/papers/inappropriate-implantable-cardioverter-defibrillator-shocks-in-madit-ii/)
- [Interstudy reproducibility of right ventricular volumes, function, and mass with cardiovascular magnetic resonance](https://scholariq.org/papers/interstudy-reproducibility-of-right-ventricular-volumes-function-and-mass-with/)
- [Characterization of Left Ventricular Activation in Patients With Heart Failure and Left Bundle-Branch Block](https://scholariq.org/papers/characterization-of-left-ventricular-activation-in-patients-with-heart-failure/)
- [Left Ventricular Lead Position and Clinical Outcome in the Multicenter Automatic Defibrillator Implantation Trial–Cardiac Resynchronization Therapy (MADIT-CRT) Trial](https://scholariq.org/papers/left-ventricular-lead-position-and-clinical-outcome-in-the-multicenter-automatic/)
- [Survival with Cardiac-Resynchronization Therapy in Mild Heart Failure](https://scholariq.org/papers/survival-with-cardiac-resynchronization-therapy-in-mild-heart-failure/)

## Researcher topics

- [Cardiac pacing and defibrillation studies](https://scholariq.org/topics/cardiac-pacing-and-defibrillation-studies/)
- [Cardiac Arrhythmias and Treatments](https://scholariq.org/topics/cardiac-arrhythmias-and-treatments/)
- [Cardiac electrophysiology and arrhythmias](https://scholariq.org/topics/cardiac-electrophysiology-and-arrhythmias/)
- [Atrial Fibrillation Management and Outcomes](https://scholariq.org/topics/atrial-fibrillation-management-and-outcomes/)
- [Cardiovascular Function and Risk Factors](https://scholariq.org/topics/cardiovascular-function-and-risk-factors/)

## Researcher university

- [Leibniz University Hannover](https://scholariq.org/institutions/leibniz-university-hannover/)

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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.