World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
81
Citations
24390
World Ranking
16637
National Ranking
554

Colleen Loo 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 Colleen Loo 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: 350 publications — 28th percentile

28% of scientists in this discipline score the same or lower.

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

Colleen Loo 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 Colleen Loo 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: 81 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Overview

Colleen Loo is affiliated with the University of New South Wales in Australia. Their research primarily resides at the intersection of medicine and neuroscience, focusing extensively on psychiatry and mental health, pharmacology, neurology, cognitive neuroscience, and experimental and cognitive psychology.

The main topics addressed in their work include the treatment of major depression, electroconvulsive therapy studies, transcranial magnetic stimulation studies, neural and behavioral psychology studies, functional brain connectivity studies, tryptophan and brain disorders, and bipolar disorder and its treatment.

Recent publications by Colleen Loo illustrate their research focus and collaborative nature. Notable papers include:

  • Intravenous arketamine for treatment-resistant depression: open-label pilot study (2020), European Archives of Psychiatry and Clinical Neuroscience
  • A systematic review and meta-analysis on the effects of transcranial direct current stimulation in depressive episodes (2020), Depression and Anxiety
  • An investigation of working memory deficits in depression using the n-back task: A systematic review and meta-analysis (2021), Journal of Affective Disorders
  • Guidelines for TMS/tES clinical services and research through the COVID-19 pandemic (2020), Brain Stimulation
  • Ketamine for the treatment of major depression: a systematic review and meta-analysis (2023), EClinicalMedicine

Frequent coauthors include Donel Martin, Stevan Nikolin, Shanthi Sarma, Vanessa Dong, and Adriano H. Moffa.

The most common venues for Colleen Loo's publications comprise:

  • Brain Stimulation
  • Journal of Ect
  • Australian & New Zealand Journal of Psychiatry
  • Journal of Affective Disorders
  • Biological Psychiatry

Their contributions span over 180 publications related to medicine and 116 in neuroscience. Within subfields, 81 publications address psychiatry and mental health, 60 relate to pharmacology, 58 to neurology, 46 to cognitive neuroscience, and 21 to experimental and cognitive psychology.

Best Publications

  • Efficacy and safety of transcranial magnetic stimulation in the acute treatment of major depression: A multisite randomized controlled trial.

    John P. O’Reardon;H. Brent Solvason;Philip G. Janicak;Shirlene Sampson

  • Safety of Transcranial Direct Current Stimulation: Evidence Based Update 2016.

    Marom Bikson;Pnina Grossman;Chris Thomas;Adantchede Louis Zannou

  • Low intensity transcranial electric stimulation: Safety, ethical, legal regulatory and application guidelines

    A. Antal;Ivan Alekseichuk;M. Bikson;J. Brockmöller

  • Transcranial direct current stimulation for depression: 3-week, randomised, sham-controlled trial.

    Colleen K. Loo;Angelo Alonzo;Donel Martin;Philip B. Mitchell

  • Transcranial direct current stimulation for acute major depressive episodes: meta-analysis of individual patient data.

    André R. Brunoni;Adriano H. Moffa;Felipe Fregni;Ulrich Palm

  • Side-effects associated with ketamine use in depression: a systematic review

    Brooke Short;Brooke Short;Joanna Fong;Veronica Galvez;Veronica Galvez;William Shelker

  • Transcranial direct current stimulation in the treatment of major depression: a meta-analysis.

    U G Kalu;C E Sexton;C K Loo;K P Ebmeier

  • Transcranial magnetic stimulation (TMS) in controlled treatment studies: are some "sham" forms active?

    Colleen K Loo;Janet L Taylor;Janet L Taylor;Simon C Gandevia;Simon C Gandevia;Benjamin N McDarmont

  • A review of the efficacy of transcranial magnetic stimulation (TMS) treatment for depression, and current and future strategies to optimize efficacy

    Colleen K. Loo;Philip B. Mitchell

  • A double-blind, sham-controlled trial of transcranial direct current stimulation for the treatment of depression.

    Colleen K. Loo;Perminder Sachdev;Donel Martin;Melissa Pigot

  • Double-Blind Controlled Investigation of Transcranial Magnetic Stimulation for the Treatment of Resistant Major Depression

    Colleen Loo;Philip Mitchell;Perminder Sachdev;Benjamin McDarmont

  • Regulatory considerations for the clinical and research use of transcranial direct current stimulation (tDCS): Review and recommendations from an expert panel

    F. Fregni;M. A. Nitsche;C. K. Loo;A. R. Brunoni

  • Use of transcranial direct current stimulation (tDCS) to enhance cognitive training: effect of timing of stimulation.

    Donel M. Martin;Rose Liu;Angelo Alonzo;Melissa Green

  • A review of the safety of repetitive transcranial magnetic stimulation as a clinical treatment for depression

    Colleen K. Loo;Colleen K. Loo;Colleen K. Loo;Tara F. McFarquhar;Tara F. McFarquhar;Philip B. Mitchell;Philip B. Mitchell

  • Effects of Low-Dose and Very Low-Dose Ketamine among Patients with Major Depression: a Systematic Review and Meta-Analysis.

    Ying Xu;Maree Hackett;Gregory Carter;Colleen Loo

  • Can transcranial direct current stimulation enhance outcomes from cognitive training? A randomized controlled trial in healthy participants.

    Donel M. Martin;Rose Liu;Angelo Alonzo;Angelo Alonzo;Melissa Green

  • Daily transcranial direct current stimulation (tDCS) leads to greater increases in cortical excitability than second daily transcranial direct current stimulation.

    Angelo Alonzo;Joseph Brassil;Janet L. Taylor;Donel Martin

  • Inter- and Intra-individual Variability in Response to Transcranial Direct Current Stimulation (tDCS) at Varying Current Intensities

    Taariq Chew;Taariq Chew;Kerrie-Anne Ho;Kerrie-Anne Ho;Colleen K. Loo;Colleen K. Loo;Colleen K. Loo

  • Placebo-controlled pilot trial testing dose titration and intravenous, intramuscular and subcutaneous routes for ketamine in depression

    C. K. Loo;V. Gálvez;V. Gálvez;E. O'Keefe;P. B. Mitchell;P. B. Mitchell

  • Intravenous arketamine for treatment-resistant depression: open-label pilot study

    Gustavo C Leal;Igor D Bandeira;Fernanda S Correia-Melo;Manuela Telles

Frequent Co-Authors

Donel Martin
Donel Martin University of New South Wales
Philip B. Mitchell
Philip B. Mitchell University of New South Wales
Dusan Hadzi-Pavlovic
Dusan Hadzi-Pavlovic University of New South Wales
Perminder S. Sachdev
Perminder S. Sachdev University of New South Wales
Janet L. Taylor
Janet L. Taylor Edith Cowan University
Tjeerd W. Boonstra
Tjeerd W. Boonstra Maastricht University
Andre R. Brunoni
Andre R. Brunoni Universidade de São Paulo
Gin S Malhi
Gin S Malhi University of Sydney
Cynthia Shannon Weickert
Cynthia Shannon Weickert University of New South Wales
Shawn M. McClintock
Shawn M. McClintock The University of Texas Southwestern Medical Center

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