Johnson, Keith A.
Harvard Medical School,
United States
2024 Rank: 21603
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Neurology & Neurosurgery
SubField 2:
Nuclear Medicine & Medical Imaging
Rank in SubField 1: 1052 out of 341636 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 21603 | 20531 |
| Total Cites | 3973 | 4769 |
| H-index | 29 | 30 |
| Hm-index | 8 | 9 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 203 | 232 |
| Number of Single+First+Last Authored Papers | 73 | 73 |
| Total Cites to Single+First+Last Authored Papers | 889 | 999 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2803 | 3077 |
| Ratio of Total Citations to Distinct Citing Papers | 1.42 | 1.55 |
| Self-Citation Percentage |
16.69%
|
|
Johnson, Keith A.
Harvard Medical School,
United States
2023 Rank: 22096
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Neurology & Neurosurgery
SubField 2:
Nuclear Medicine & Medical Imaging
Rank in SubField 1: 1172 out of 323273 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 22096 | 21199 |
| Total Cites | 3675 | 4383 |
| H-index | 28 | 31 |
| Hm-index | 8 | 9 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 23 | 23 |
| Total Cites to Single+First Authored Papers | 239 | 269 |
| Number of Single+First+Last Authored Papers | 72 | 72 |
| Total Cites to Single+First+Last Authored Papers | 929 | 1030 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2643 | 2884 |
| Ratio of Total Citations to Distinct Citing Papers | 1.39 | 1.52 |
| Self-Citation Percentage |
16.15%
|
|
Johnson, Keith A.
Harvard Medical School,
United States
2022 Rank: 4385
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Neurology & Neurosurgery
SubField 2:
Nuclear Medicine & Medical Imaging
Rank in SubField 1: 288 out of 305851 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 4385 | 3581 |
| Total Cites | 3801 | 4424 |
| H-index | 28 | 31 |
| Hm-index | 10 | 11 |
| Number of Single Authored Papers | 10 | 10 |
| Total Cites to Single Authored Papers | 33 | 37 |
| Number of Single+First Authored Papers | 39 | 39 |
| Total Cites to Single+First Authored Papers | 277 | 319 |
| Number of Single+First+Last Authored Papers | 102 | 102 |
| Total Cites to Single+First+Last Authored Papers | 1117 | 1276 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2589 | 2802 |
| Ratio of Total Citations to Distinct Citing Papers | 1.47 | 1.58 |
| Self-Citation Percentage |
14.08%
|
|
Johnson, Keith A.
Massachusetts General Hospital,
United States
2021 Rank: 24691
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Neurology & Neurosurgery
SubField 2:
Nuclear Medicine & Medical Imaging
Rank in SubField 1: 1415 out of 278898 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 24691 | 23184 |
| Total Cites | 4771 | 5625 |
| H-index | 34 | 38 |
| Hm-index | 10 | 10 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 339 | 384 |
| Number of Single+First+Last Authored Papers | 67 | 67 |
| Total Cites to Single+First+Last Authored Papers | 1436 | 1612 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3267 | 3541 |
| Ratio of Total Citations to Distinct Citing Papers | 1.46 | 1.59 |
| Self-Citation Percentage |
15.18%
|
|
Johnson, Keith A.
Harvard Medical School,
United States
2020 Rank: 21452
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Neurology & Neurosurgery
SubField 2:
Geriatrics
Rank in SubField 1: 1267 out of 227881 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 21452 | 20362 |
| Total Cites | 3446 | 4084 |
| H-index | 28 | 31 |
| Hm-index | 9 | 9 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 306 | 349 |
| Number of Single+First+Last Authored Papers | 66 | 66 |
| Total Cites to Single+First+Last Authored Papers | 1165 | 1305 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2323 | 2539 |
| Ratio of Total Citations to Distinct Citing Papers | 1.48 | 1.61 |
| Self-Citation Percentage |
15.62%
|
|
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