World's Top 2% Scientists
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Ioannidis, John P.A.

Stanford University
Rank:

Overall Rank
Rank in the SubField 1
Publications
Citations

Data for the year: 2024

Main Field

Clinical Medicine

SubField 1

General & Internal Medicine

SubField 2

Epidemiology

Rank in the SubField 1 (General & Internal Medicine): 3 out of 333256 authors

Metrics Self-Citations Excluded All
Rank Based on Composite Score1313
Total Cites 2641927439
H-index 52.00 55.00
Hm-index 28.93 30.74
Number of Single Authored Papers 188 188
Total Cites to Single Authored Papers 1580 1652
Number of Single+First Authored Papers 379 379
Total Cites to Single+First Authored Papers 2672 2819
Number of Single+First+Last Authored Papers 875 875
Total Cites to Single+First+Last Authored Papers 6357 6740
Composite Score 4.98 4.99
Number of Distinct Citing Papers 23043.00 23474.00
Ratio of Total Citations to Distinct Citing Papers 1.15 1.17
Self-Citation Percentage:
3.72%

Data for the year: 2022

Main Field

Clinical Medicine

SubField 1

General & Internal Medicine

SubField 2

Epidemiology

Rank in the SubField 1 (General & Internal Medicine): 2 out of 311132 authors

Metrics Self-Citations Excluded All
Rank Based on Composite Score76
Total Cites 3243833664
H-index 57.00 59.00
Hm-index 29.93 30.73
Number of Single Authored Papers 171 171
Total Cites to Single Authored Papers 1875 1934
Number of Single+First Authored Papers 346 346
Total Cites to Single+First Authored Papers 3027 3149
Number of Single+First+Last Authored Papers 791 791
Total Cites to Single+First+Last Authored Papers 6654 6998
Composite Score 5.13 5.14
Number of Distinct Citing Papers 28107.00 28656.00
Ratio of Total Citations to Distinct Citing Papers 1.15 1.17
Self-Citation Percentage:
3.64%

Data for the year: 2021

Main Field

Clinical Medicine

SubField 1

General & Internal Medicine

SubField 2

Epidemiology

Rank in the SubField 1 (General & Internal Medicine): 2 out of 224174 authors

Metrics Self-Citations Excluded All
Rank Based on Composite Score117
Total Cites 4614047834
H-index 65.00 67.00
Hm-index 34.12 35.51
Number of Single Authored Papers 162 162
Total Cites to Single Authored Papers 2769 2851
Number of Single+First Authored Papers 328 328
Total Cites to Single+First Authored Papers 4538 4713
Number of Single+First+Last Authored Papers 751 751
Total Cites to Single+First+Last Authored Papers 9919 10464
Composite Score 5.16 5.17
Number of Distinct Citing Papers 39619.00 40389.00
Ratio of Total Citations to Distinct Citing Papers 1.16 1.18
Self-Citation Percentage:
3.54%

Data for the year: 2020

Main Field

Clinical Medicine

SubField 1

General & Internal Medicine

SubField 2

Epidemiology

Rank in the SubField 1 (General & Internal Medicine): 2 out of 106795 authors

Metrics Self-Citations Excluded All
Rank Based on Composite Score1011
Total Cites 3051931637
H-index 58.00 61.00
Hm-index 30.45 30.95
Number of Single Authored Papers 146 146
Total Cites to Single Authored Papers 2200 2228
Number of Single+First Authored Papers 304 304
Total Cites to Single+First Authored Papers 3573 3651
Number of Single+First+Last Authored Papers 697 697
Total Cites to Single+First+Last Authored Papers 7677 7982
Composite Score 5.18 5.18
Number of Distinct Citing Papers 25476.00 26054.00
Ratio of Total Citations to Distinct Citing Papers 1.20 1.21
Self-Citation Percentage:
3.53%

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