Zahl, Per Henrik
Folkehelseinstituttet,
Norway
2025 Rank: 281,213
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
General & Internal Medicine
SubField 2:
Oncology & Carcinogenesis
Rank in SubField 1: 3,682 out of 348,741 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 281,213 | 280,274 |
| Total Cites | 1,874 | 2,152 |
| H-index | 25 | 25 |
| Hm-index | 10 | 11 |
| Number of Single Authored Papers | 30 | 30 |
| Total Cites to Single Authored Papers | 63 | 74 |
| Number of Single+First Authored Papers | 71 | 71 |
| Total Cites to Single+First Authored Papers | 845 | 981 |
| Number of Single+First+Last Authored Papers | 94 | 94 |
| Total Cites to Single+First+Last Authored Papers | 1,315 | 1,507 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,584 | 1,721 |
| Ratio of Total Citations to Distinct Citing Papers | 1.18 | 1.25 |
| Self-Citation Percentage |
12.92%
|
|
Zahl, Per Henrik
Folkehelseinstituttet,
Norway
2024 Rank: 271,395
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
General & Internal Medicine
SubField 2:
Oncology & Carcinogenesis
Rank in SubField 1: 3,584 out of 333,256 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 271,395 | 268,627 |
| Total Cites | 1,790 | 2,058 |
| H-index | 24 | 25 |
| Hm-index | 9 | 11 |
| Number of Single Authored Papers | 29 | 29 |
| Total Cites to Single Authored Papers | 63 | 73 |
| Number of Single+First Authored Papers | 67 | 67 |
| Total Cites to Single+First Authored Papers | 821 | 951 |
| Number of Single+First+Last Authored Papers | 90 | 90 |
| Total Cites to Single+First+Last Authored Papers | 1,271 | 1,455 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,505 | 1,636 |
| Ratio of Total Citations to Distinct Citing Papers | 1.19 | 1.26 |
| Self-Citation Percentage |
13.02%
|
|
Zahl, Per Henrik
Norwegian Institute of Public Health,
Norway
2023 Rank: 257,133
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
General & Internal Medicine
SubField 2:
Oncology & Carcinogenesis
Rank in SubField 1: 3,423 out of 321,279 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 257,133 | 266,880 |
| Total Cites | 1,705 | 1,962 |
| H-index | 24 | 24 |
| Hm-index | 9 | 10 |
| Number of Single Authored Papers | 28 | 28 |
| Total Cites to Single Authored Papers | 60 | 70 |
| Number of Single+First Authored Papers | 66 | 66 |
| Total Cites to Single+First Authored Papers | 800 | 926 |
| Number of Single+First+Last Authored Papers | 87 | 87 |
| Total Cites to Single+First+Last Authored Papers | 1,223 | 1,402 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,430 | 1,552 |
| Ratio of Total Citations to Distinct Citing Papers | 1.19 | 1.26 |
| Self-Citation Percentage |
13.10%
|
|
Zahl, Per Henrik
Norwegian Institute of Public Health,
Norway
2022 Rank: 252,679
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
General & Internal Medicine
SubField 2:
Oncology & Carcinogenesis
Rank in SubField 1: 3,365 out of 311,132 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 252,679 | 253,477 |
| Total Cites | 1,587 | 1,837 |
| H-index | 21 | 23 |
| Hm-index | 9 | 10 |
| Number of Single Authored Papers | 28 | 28 |
| Total Cites to Single Authored Papers | 57 | 67 |
| Number of Single+First Authored Papers | 65 | 65 |
| Total Cites to Single+First Authored Papers | 775 | 899 |
| Number of Single+First+Last Authored Papers | 85 | 85 |
| Total Cites to Single+First+Last Authored Papers | 1,168 | 1,343 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,320 | 1,438 |
| Ratio of Total Citations to Distinct Citing Papers | 1.20 | 1.28 |
| Self-Citation Percentage |
13.61%
|
|
Zahl, Per Henrik
Norwegian Institute of Public Health,
Norway
2021 Rank: 239,946
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
General & Internal Medicine
SubField 2:
Oncology & Carcinogenesis
Rank in SubField 1: 2,633 out of 224,174 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 239,946 | 248,552 |
| Total Cites | 1,532 | 1,773 |
| H-index | 22 | 22 |
| Hm-index | 9 | 10 |
| Number of Single Authored Papers | 28 | 28 |
| Total Cites to Single Authored Papers | 56 | 66 |
| Number of Single+First Authored Papers | 64 | 64 |
| Total Cites to Single+First Authored Papers | 746 | 867 |
| Number of Single+First+Last Authored Papers | 83 | 83 |
| Total Cites to Single+First+Last Authored Papers | 1,124 | 1,293 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,274 | 1,388 |
| Ratio of Total Citations to Distinct Citing Papers | 1.20 | 1.28 |
| Self-Citation Percentage |
13.59%
|
|
Zahl, Per Henrik
Norwegian Institute of Public Health,
Norway
2020 Rank: 230,973
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
General & Internal Medicine
SubField 2:
Oncology & Carcinogenesis
Rank in SubField 1: 1,867 out of 106,795 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 230,973 | 230,346 |
| Total Cites | 1,412 | 1,639 |
| H-index | 21 | 22 |
| Hm-index | 9 | 10 |
| Number of Single Authored Papers | 27 | 27 |
| Total Cites to Single Authored Papers | 56 | 66 |
| Number of Single+First Authored Papers | 61 | 61 |
| Total Cites to Single+First Authored Papers | 720 | 840 |
| Number of Single+First+Last Authored Papers | 79 | 79 |
| Total Cites to Single+First+Last Authored Papers | 1,066 | 1,228 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,160 | 1,268 |
| Ratio of Total Citations to Distinct Citing Papers | 1.22 | 1.29 |
| Self-Citation Percentage |
13.85%
|
|
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