Chang, David F.
University of California, San Francisco,
United States
2024 Rank: 42371
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Ophthalmology & Optometry
SubField 2:
Oncology & Carcinogenesis
Rank in SubField 1: 192 out of 77284 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 42371 | 41090 |
| Total Cites | 507 | 568 |
| H-index | 11 | 12 |
| Hm-index | 6 | 6 |
| Number of Single Authored Papers | 35 | 35 |
| Total Cites to Single Authored Papers | 41 | 45 |
| Number of Single+First Authored Papers | 62 | 62 |
| Total Cites to Single+First Authored Papers | 132 | 152 |
| Number of Single+First+Last Authored Papers | 91 | 91 |
| Total Cites to Single+First+Last Authored Papers | 251 | 279 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 368 | 393 |
| Ratio of Total Citations to Distinct Citing Papers | 1.38 | 1.45 |
| Self-Citation Percentage |
10.74%
|
|
Chang, David F.
Altos Eye Physicians,
United States
2023 Rank: 37391
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Ophthalmology & Optometry
SubField 2:
Oncology & Carcinogenesis
Rank in SubField 1: 177 out of 72989 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 37391 | 36744 |
| Total Cites | 487 | 536 |
| H-index | 12 | 13 |
| Hm-index | 6 | 6 |
| Number of Single Authored Papers | 33 | 33 |
| Total Cites to Single Authored Papers | 57 | 60 |
| Number of Single+First Authored Papers | 59 | 59 |
| Total Cites to Single+First Authored Papers | 160 | 177 |
| Number of Single+First+Last Authored Papers | 87 | 87 |
| Total Cites to Single+First+Last Authored Papers | 249 | 268 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 361 | 382 |
| Ratio of Total Citations to Distinct Citing Papers | 1.35 | 1.40 |
| Self-Citation Percentage |
9.14%
|
|
Chang, David F.
Altos Eye Physicians,
United States
2022 Rank: 68443
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Ophthalmology & Optometry
SubField 2:
Oncology & Carcinogenesis
Rank in SubField 1: 368 out of 69077 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 68443 | 66618 |
| Total Cites | 409 | 440 |
| H-index | 10 | 11 |
| Hm-index | 4 | 5 |
| Number of Single Authored Papers | 33 | 33 |
| Total Cites to Single Authored Papers | 33 | 34 |
| Number of Single+First Authored Papers | 58 | 58 |
| Total Cites to Single+First Authored Papers | 120 | 123 |
| Number of Single+First+Last Authored Papers | 83 | 83 |
| Total Cites to Single+First+Last Authored Papers | 177 | 184 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 285 | 301 |
| Ratio of Total Citations to Distinct Citing Papers | 1.44 | 1.46 |
| Self-Citation Percentage |
7.05%
|
|
Chang, David F.
University of California, San Francisco,
United States
2021 Rank: 61887
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Ophthalmology & Optometry
SubField 2:
Oncology & Carcinogenesis
Rank in SubField 1: 327 out of 65331 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 61887 | 63302 |
| Total Cites | 572 | 623 |
| H-index | 13 | 14 |
| Hm-index | 6 | 6 |
| Number of Single Authored Papers | 32 | 32 |
| Total Cites to Single Authored Papers | 48 | 48 |
| Number of Single+First Authored Papers | 57 | 57 |
| Total Cites to Single+First Authored Papers | 179 | 191 |
| Number of Single+First+Last Authored Papers | 77 | 77 |
| Total Cites to Single+First+Last Authored Papers | 237 | 252 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 409 | 430 |
| Ratio of Total Citations to Distinct Citing Papers | 1.40 | 1.45 |
| Self-Citation Percentage |
8.19%
|
|
Chang, David F.
University of California, San Francisco,
United States
2020 Rank: 63839
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Ophthalmology & Optometry
SubField 2:
Oncology & Carcinogenesis
Rank in SubField 1: 298 out of 52338 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 63839 | 67484 |
| Total Cites | 373 | 400 |
| H-index | 10 | 11 |
| Hm-index | 5 | 6 |
| Number of Single Authored Papers | 30 | 30 |
| Total Cites to Single Authored Papers | 40 | 41 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 145 | 151 |
| Number of Single+First+Last Authored Papers | 69 | 69 |
| Total Cites to Single+First+Last Authored Papers | 181 | 190 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 270 | 283 |
| Ratio of Total Citations to Distinct Citing Papers | 1.38 | 1.41 |
| Self-Citation Percentage |
6.75%
|
|
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