Total 2,403,032 scientists, country 221, and institutions 24,466 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
![Gunnar Gislason|Gunnar Hilmar Gislason, Gunnar H Gislason, Gunnar Gislasson](https://cdn.adscientificindex.com/pictures/8f/4618574.jpg)
Cardiology
pharmacoepidemiology
cardiovascular epidemiology
epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
640
566
0.884
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Finn Gustafsson](https://cdn.adscientificindex.com/pictures/49/4618559.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
333
258
0.775
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Jesper Hastrup Svendsen](https://cdn.adscientificindex.com/pictures/f5/4618561.jpg)
Department of Cardiology
Rigshospitalet & University of Copenhagen
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
290
209
0.721
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Jørgen Jeppesen](/user/assets/images/profile/no-profile-photo.png)
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
84
0.737
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Jawad Haider Butt](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
104
0.972
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Morten Lock Hansen](/user/assets/images/profile/no-profile-photo.png)
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
105
85
0.810
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Kari Saunamäki](https://cdn.adscientificindex.com/pictures/93/4618687.jpg)
Percutaneos Coronary Intervention
Ischaemic Heart Disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
89
37
0.416
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Søren Lund Kristensen](https://cdn.adscientificindex.com/pictures/c3/4620440.jpg)
Heart Failure
Cardiovascular Epidemiology
Diabetes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
88
81
0.920
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Niels Vejlstrup](/user/assets/images/profile/no-profile-photo.png)
kardiologi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
81
53
0.654
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Jørn Carlsen](/user/assets/images/profile/no-profile-photo.png)
cardiology
pulmonary hypertension
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
44
0.587
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* Total i10 IndexRankings
Ranking Based On Selection: 11
![Christian Jons](/user/assets/images/profile/no-profile-photo.png)
cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
50
0.685
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Kasper Rossing](/user/assets/images/profile/no-profile-photo.png)
kardiologi
intern medicin
hjertesvigt
diabetes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
43
0.632
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Martin H Ruwald](https://cdn.adscientificindex.com/pictures/26/4619049.jpg)
Cardiology @copGAG @copcard
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
51
0.761
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Ahmad Sajadieh](/user/assets/images/profile/no-profile-photo.png)
clinical cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
44
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Mads Wissenberg](https://cdn.adscientificindex.com/pictures/5c/4618935.jpg)
Cardiovascular epidemiology
cardiac arrest and resuscitation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
55
0.887
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Per Lav Madsen](/user/assets/images/profile/no-profile-photo.png)
Cardiology
physiology
magnetic resonance imaigng
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
38
0.655
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Jørgen Tobias Kühl](/user/assets/images/profile/no-profile-photo.png)
Cardiology
Medicine
Cardiac imaging
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
42
0.750
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Reza Jabbari](/user/assets/images/profile/no-profile-photo.png)
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
46
0.868
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Ole Ahlehoff](/user/assets/images/profile/no-profile-photo.png)
Cardiology
PCI
Epidemiology
Interventional cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
45
0.849
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Peter Godsk Jørgensen](https://cdn.adscientificindex.com/pictures/4d/4620369.jpg)
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
47
0.940
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Helena Dominguez](https://cdn.adscientificindex.com/pictures/a9/4618424.jpg)
Vascular insulin resistance
Atrial fibrillation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
31
0.738
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Anne-Christine Ruwald](/user/assets/images/profile/no-profile-photo.png)
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
26
0.619
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Andreas Fuchs](/user/assets/images/profile/no-profile-photo.png)
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
35
0.875
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Mikkel Malby Schoos](https://cdn.adscientificindex.com/pictures/bb/4620225.jpg)
Cardiology
Interventional cardiology
ECG
Biomarkers
Clinical Research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
27
0.692
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Ulrik Dixen](/user/assets/images/profile/no-profile-photo.png)
arrhythmia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
24
0.667
Gunnar Gislason|Gunnar Hilmar Gislason, Gunnar H Gislason, Gunnar Gislasson
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
640
566
0.884
Cardiology
pharmacoepidemiology
cardiovascular epidemiology
epidemiology
Finn Gustafsson
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
333
258
0.775
Jesper Hastrup Svendsen
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
290
209
0.721
Department of Cardiology
Rigshospitalet & University of Copenhagen
Jørgen Jeppesen
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
84
0.737
Jawad Haider Butt
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
104
0.972
Morten Lock Hansen
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
105
85
0.810
Kari Saunamäki
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
89
37
0.416
Percutaneos Coronary Intervention
Ischaemic Heart Disease
Søren Lund Kristensen
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
88
81
0.920
Heart Failure
Cardiovascular Epidemiology
Diabetes
Niels Vejlstrup
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
81
53
0.654
Jørn Carlsen
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
44
0.587
cardiology
pulmonary hypertension
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Christian Jons
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
50
0.685
Kasper Rossing
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
43
0.632
kardiologi
intern medicin
hjertesvigt
diabetes
Martin H Ruwald
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
51
0.761
Ahmad Sajadieh
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
44
0.667
Mads Wissenberg
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
55
0.887
Cardiovascular epidemiology
cardiac arrest and resuscitation
Per Lav Madsen
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
38
0.655
Cardiology
physiology
magnetic resonance imaigng
Jørgen Tobias Kühl
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
42
0.750
Cardiology
Medicine
Cardiac imaging
Reza Jabbari
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
46
0.868
Ole Ahlehoff
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
45
0.849
Cardiology
PCI
Epidemiology
Interventional cardiology
Peter Godsk Jørgensen
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
47
0.940
Helena Dominguez
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
31
0.738
Vascular insulin resistance
Atrial fibrillation
Anne-Christine Ruwald
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
26
0.619
Andreas Fuchs
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
35
0.875
Mikkel Malby Schoos
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
27
0.692
Cardiology
Interventional cardiology
ECG
Biomarkers
Clinical Research
Ulrik Dixen
Region Hovedstaden
Kopenhag, Denmark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
24
0.667