World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
83
Citations
27035
World Ranking
15540
National Ranking
592

Klaus L. Leenders publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Klaus L. Leenders sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 304 publications — 18th percentile

18% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Klaus L. Leenders D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Klaus L. Leenders sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 83 D-Index — 24th percentile

24% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Klaus L. Leenders is affiliated with the University Medical Center Groningen in the Netherlands. Their primary field of research is Medicine, with a significant focus on Neurology, Radiology, Nuclear Medicine and Imaging, Cellular and Molecular Neuroscience, Cognitive Neuroscience, and Sensory Systems.

The scientist's research topics cover a range of neurological concerns including Parkinson's Disease Mechanisms and Treatments, Neurological Disorders and Treatments, Botulinum Toxin and Related Neurological Disorders, Advanced Neuroimaging Techniques and Applications, Genetic Neurodegenerative Diseases, Olfactory and Sensory Function Studies, and Functional Brain Connectivity Studies.

Key recent papers authored or co-authored by Klaus L. Leenders include:

  • Biomarkers of conversion to α-synucleinopathy in isolated rapid-eye-movement sleep behaviour disorder, 2021, The Lancet Neurology
  • Circuit imaging biomarkers in preclinical and prodromal Parkinson's disease, 2021, Molecular Medicine
  • Four-Year Follow-up of [18F]Fluorodeoxyglucose Positron Emission Tomography-Based Parkinson's Disease-Related Pattern Expression in 20 Patients with Isolated Rapid Eye Movement Sleep Behavior Disorder Shows Prodromal Progression, 2020, Movement Disorders
  • Intrastriatal gradient analyses of 18F-FDOPA PET scans for differentiation of Parkinsonian disorders, 2020, NeuroImage Clinical
  • Multicenter Validation of Metabolic Abnormalities Related to PSP According to the MDS-PSP Criteria, 2020, Movement Disorders

Frequent collaborators in Klaus L. Leenders' research include Sanne K. Meles, Dario Arnaldi, Wolfgang H. Oertel, Remco J. Renken, and Annette Janzen.

Common venues for publication of Klaus L. Leenders' research are:

  • Movement Disorders
  • European Journal of Nuclear Medicine and Molecular Imaging
  • NeuroImage Clinical
  • Computer Methods and Programs in Biomedicine
  • Neurology Perspectives

Best Publications

  • Grafts of fetal dopamine neurons survive and improve motor function in Parkinson's disease

    O Lindvall;Patrik Brundin;H Widner;S Rehncrona

  • Cerebral blood flow, blood volume and oxygen utilization. Normal values and effect of age.

    K. L. Leenders;D. Perani;A. A. Lammertsma;J. D. Heather

  • Gender differences in Parkinson’s disease

    Charlotte A. Haaxma;Bastiaan R. Bloem;George F. Borm;Wim J. G. Oyen

  • Blood-brain barrier dysfunction in parkinsonian midbrain in vivo.

    Rudie Kortekaas;Klaus L. Leenders;Joost C. H. van Oostrom;Willem Vaalburg

  • EVALUATION OF CEREBRAL PERFUSION RESERVE IN PATIENTS WITH CAROTID-ARTERY OCCLUSION

    J.M Gibbs;K.L Leenders;R.J.S Wise;T Jones

  • Human fetal dopamine neurons grafted into the striatum in two patients with severe Parkinson's disease. A detailed account of methodology and a 6-month follow-up

    Olle Lindvall;Stig Rehncrona;Patrik Brundin;Björn Gustavii

  • Reduced glucose metabolism in the frontal cortex and basal ganglia of multiple sclerosis patients with fatigue: a 18F-fluorodeoxyglucose positron emission tomography study.

    U Roelcke;L Kappos;J Lechner-Scott;H Brunnschweiler

  • Positron Emission Tomography and Fluorodeoxyglucose Studies of Metabolic Hyperfrontality and Psychopathology in the Psilocybin Model of Psychosis

    FX Vollenweider;Klaus Leenders;C Scharfetter;P Maguire

  • Brain dopamine metabolism in patients with Parkinson's disease measured with positron emission tomography.

    K L Leenders;A J Palmer;N Quinn;J C Clark

  • Mapping human brain monoamine oxidase A and B with 11C-labeled suicide inactivators and PET.

    J. S. Fowler;R. R. MacGregor;A. P. Wolf;C. D. Arnett

  • The Nigrostriatal Dopaminergic System Assessed in Vivo by Positron Emission Tomography in Healthy Volunteer Subjects and Patients With Parkinson's Disease

    K. L. Leenders;E. P. Salmon;P. Tyrrell;D. Perani

  • Differential psychopathology and patterns of cerebral glucose utilisation produced by (S)- and (R)-ketamine in healthy volunteers using positron emission tomography (PET)

    F.X. Vollenweider;K.L. Leenders;I. Øye;D. Hell

  • Metabolic hyperfrontality and psychopathology in the ketamine model of psychosis using positron emission tomography (PET) and [18F]fluorodeoxyglucose (FDG).

    F.X Vollenweider;K.L Leenders;C Scharfetter;A Antonini

  • Transplantation of fetal dopamine neurons in Parkinson's disease: one-year clinical and neurophysiological observations in two patients with putaminal implants

    O Lindvall;H Widner;S Rehncrona;Patrik Brundin

  • Striatal glucose metabolism and dopamine D2 receptor binding in asymptomatic gene carriers and patients with Huntington's disease

    A. Antonini;K. L. Leenders;R. Spiegel;D. Meier

  • THE RELATIONSHIP BETWEEN LOCOMOTOR DISABILITY, AUTONOMIC DYSFUNCTION, AND THE INTEGRITY OF THE STRIATAL DOPAMINERGIC SYSTEM IN PATIENTS WITH MULTIPLE SYSTEM ATROPHY, PURE AUTONOMIC FAILURE, AND PARKINSON'S DISEASE, STUDIED WITH PET

    D. J. Brooks;E. P. Salmon;C. J. Mathias;N. Quinn

  • 5-HT modulation of dopamine release in basal ganglia in psilocybin-induced psychosis in man--a PET study with [11C]raclopride.

    Franz X Vollenweider;Peter Vontobel;Daniel Hell;Klaus L Leenders

  • Activation of the human brain by monetary reward

    Gregor Thut;Wolfram Schultz;Ulrich Roelcke;Matthias Nienhusmeier

  • Decreased blood-brain barrier P-glycoprotein function in the progression of Parkinson's disease, PSP and MSA

    A. L. Bartels;A. T. M. Willemsen;R. Kortekaas;B. M. de Jong

  • Typical cerebral metabolic patterns in neurodegenerative brain diseases.

    Laura K. Teune;Anna L. Bartels;Bauke M. de Jong;Antoon T. M. Willemsen

Frequent Co-Authors

Remco J. Renken
Remco J. Renken University Medical Center Groningen
Janneke Koerts
Janneke Koerts University of Groningen
Natasha M. Maurits
Natasha M. Maurits University of Groningen
Angelo Antonini
Angelo Antonini University of Padua
Rudi Dierckx
Rudi Dierckx University Medical Center Groningen
Jos B. T. M. Roerdink
Jos B. T. M. Roerdink University of Groningen
Terry Jones
Terry Jones University of California, Davis
David J. Brooks
David J. Brooks Newcastle University
Franz X. Vollenweider
Franz X. Vollenweider University of Zurich
Richard S. J. Frackowiak
Richard S. J. Frackowiak École Polytechnique Fédérale de Lausanne

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