Bretthauer, Michael
Oslo Universitetssykehus,
Norway
2025 Rank: 28253
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Gastroenterology & Hepatology
SubField 2:
General & Internal Medicine
Rank in SubField 1: 326 out of 108265 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 28253 | 27637 |
| Total Cites | 1470 | 1676 |
| H-index | 20 | 21 |
| Hm-index | 6 | 6 |
| Number of Single Authored Papers | 24 | 24 |
| Total Cites to Single Authored Papers | 7 | 7 |
| Number of Single+First Authored Papers | 86 | 86 |
| Total Cites to Single+First Authored Papers | 325 | 349 |
| Number of Single+First+Last Authored Papers | 148 | 148 |
| Total Cites to Single+First+Last Authored Papers | 443 | 478 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1111 | 1206 |
| Ratio of Total Citations to Distinct Citing Papers | 1.32 | 1.39 |
| Self-Citation Percentage |
12.29%
|
|
Bretthauer, Michael
Universitetet i Oslo,
Norway
2024 Rank: 40751
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Gastroenterology & Hepatology
SubField 2:
General & Internal Medicine
Rank in SubField 1: 470 out of 103730 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 40751 | 38876 |
| Total Cites | 1329 | 1591 |
| H-index | 19 | 22 |
| Hm-index | 5 | 5 |
| Number of Single Authored Papers | 22 | 22 |
| Total Cites to Single Authored Papers | 6 | 6 |
| Number of Single+First Authored Papers | 81 | 81 |
| Total Cites to Single+First Authored Papers | 173 | 196 |
| Number of Single+First+Last Authored Papers | 138 | 138 |
| Total Cites to Single+First+Last Authored Papers | 280 | 319 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1000 | 1113 |
| Ratio of Total Citations to Distinct Citing Papers | 1.33 | 1.43 |
| Self-Citation Percentage |
16.47%
|
|
Bretthauer, Michael
Universitetet i Oslo,
Norway
2023 Rank: 40343
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Gastroenterology & Hepatology
SubField 2:
General & Internal Medicine
Rank in SubField 1: 464 out of 98720 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 40343 | 37099 |
| Total Cites | 1210 | 1447 |
| H-index | 18 | 19 |
| Hm-index | 6 | 6 |
| Number of Single Authored Papers | 22 | 22 |
| Total Cites to Single Authored Papers | 17 | 17 |
| Number of Single+First Authored Papers | 75 | 75 |
| Total Cites to Single+First Authored Papers | 104 | 117 |
| Number of Single+First+Last Authored Papers | 128 | 128 |
| Total Cites to Single+First+Last Authored Papers | 212 | 237 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 941 | 1038 |
| Ratio of Total Citations to Distinct Citing Papers | 1.29 | 1.39 |
| Self-Citation Percentage |
16.38%
|
|
Bretthauer, Michael
Universitetet i Oslo,
Norway
2022 Rank: 66880
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Gastroenterology & Hepatology
SubField 2:
General & Internal Medicine
Rank in SubField 1: 773 out of 95371 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 66880 | 65394 |
| Total Cites | 971 | 1163 |
| H-index | 16 | 18 |
| Hm-index | 5 | 5 |
| Number of Single Authored Papers | 22 | 22 |
| Total Cites to Single Authored Papers | 7 | 7 |
| Number of Single+First Authored Papers | 73 | 73 |
| Total Cites to Single+First Authored Papers | 71 | 84 |
| Number of Single+First+Last Authored Papers | 124 | 124 |
| Total Cites to Single+First+Last Authored Papers | 179 | 199 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 757 | 834 |
| Ratio of Total Citations to Distinct Citing Papers | 1.28 | 1.39 |
| Self-Citation Percentage |
16.51%
|
|
Bretthauer, Michael
Oslo Universitetssykehus,
Norway
2021 Rank: 66569
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Gastroenterology & Hepatology
SubField 2:
General & Internal Medicine
Rank in SubField 1: 725 out of 91513 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 66569 | 67642 |
| Total Cites | 1300 | 1553 |
| H-index | 19 | 21 |
| Hm-index | 6 | 6 |
| Number of Single Authored Papers | 22 | 22 |
| Total Cites to Single Authored Papers | 9 | 9 |
| Number of Single+First Authored Papers | 70 | 70 |
| Total Cites to Single+First Authored Papers | 128 | 150 |
| Number of Single+First+Last Authored Papers | 117 | 117 |
| Total Cites to Single+First+Last Authored Papers | 251 | 284 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 1038 | 1146 |
| Ratio of Total Citations to Distinct Citing Papers | 1.25 | 1.36 |
| Self-Citation Percentage |
16.29%
|
|
Bretthauer, Michael
Universitetet i Oslo,
Norway
2020 Rank: 118112
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Gastroenterology & Hepatology
SubField 2:
General & Internal Medicine
Rank in SubField 1: 1206 out of 76367 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 118112 | 124693 |
| Total Cites | 469 | 525 |
| H-index | 11 | 11 |
| Hm-index | 5 | 5 |
| Number of Single Authored Papers | 18 | 18 |
| Total Cites to Single Authored Papers | 11 | 11 |
| Number of Single+First Authored Papers | 47 | 47 |
| Total Cites to Single+First Authored Papers | 60 | 66 |
| Number of Single+First+Last Authored Papers | 78 | 78 |
| Total Cites to Single+First+Last Authored Papers | 143 | 154 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 414 | 454 |
| Ratio of Total Citations to Distinct Citing Papers | 1.13 | 1.16 |
| Self-Citation Percentage |
10.67%
|
|
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