Track ongoing research productivity with the 2025 i10 Index Productivity Rankings.
By counting the number of publications with at least 10 citations, the i10 index highlights steady scholarly output and publishing consistency. These rankings offer insight into researchers’ contribution frequency, beyond cumulative impact. The system is regularly refreshed to reflect current performance trends, enabling up-to-date comparisons across fields, institutions, and regions. Premium access includes productivity heatmaps, time-based output trends, and in-depth author benchmarks.
* Total i10 IndexRankings
Ranking Based On Selection: 1

философия
психиатрия
психологи�
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
64
0.771
* Total i10 IndexRankings
Ranking Based On Selection: 2

environmental/occupational epidemiology
greenspace/traffic noise
meta-analysi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
76
64
0.842
* Total i10 IndexRankings
Ranking Based On Selection: 3

General Surgery
Emergency Gen. Surgery
Surgical Oncolog
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
72
0.986
* Total i10 IndexRankings
Ranking Based On Selection: 4

medicine
microbiology
clinical immunolog
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
23
0.460
* Total i10 IndexRankings
Ranking Based On Selection: 5

i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
36
0.766
* Total i10 IndexRankings
Ranking Based On Selection: 6

public health
epidemiology
rare diseases
orphan drug
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
21
0.553
* Total i10 IndexRankings
Ranking Based On Selection: 7

Medicine
Educatio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
15
0.417
* Total i10 IndexRankings
Ranking Based On Selection: 8

pediatrics and neurolog
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
25
0.714
* Total i10 IndexRankings
Ranking Based On Selection: 9

Cardiology
heart failure
atrial fibrillatio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
26
0.867
* Total i10 IndexRankings
Ranking Based On Selection: 10

Rheumatology
Internal Medicin
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
23
0.767
Smart Institutional Plan
Powerful Insights + Smart Membership = Institutional Success
Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.
* Total i10 IndexRankings
Ranking Based On Selection: 11

pulmonary function testing
cardiopulmonary exercise testing
obstructive lung diseas
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
14
0.483
* Total i10 IndexRankings
Ranking Based On Selection: 12

Oral surgery
Maxillofacial surger
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
22
0.815
* Total i10 IndexRankings
Ranking Based On Selection: 13

Neuroimaging in Psychiatr
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
19
0.864
* Total i10 IndexRankings
Ranking Based On Selection: 14

Hematology
Clinical researc
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
17
0.773
* Total i10 IndexRankings
Ranking Based On Selection: 15

Family Medicin
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
18
0.857
* Total i10 IndexRankings
Ranking Based On Selection: 16

environmental health
nutrition
micronutrient defficienc
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
10
0.476
* Total i10 IndexRankings
Ranking Based On Selection: 17

експериментална фармакология и клинична фармакологи�
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
13
0.650
* Total i10 IndexRankings
Ranking Based On Selection: 18

Paediatric Dentistr
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
* Total i10 IndexRankings
Ranking Based On Selection: 19

i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
8
0.421
* Total i10 IndexRankings
Ranking Based On Selection: 20

Pharmacognosy
Phytochemistr
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 21

Andropause
Toxicology
Pain
Personalized Medicin
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
11
0.647
* Total i10 IndexRankings
Ranking Based On Selection: 22

Cancer
epigenetics
cell metabolis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
15
0.938
* Total i10 IndexRankings
Ranking Based On Selection: 23

i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813
* Total i10 IndexRankings
Ranking Based On Selection: 24

pediatrics
pediatric neurology and genetic
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
10
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 25

Rhinology
Pediatric OR
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
Drozdstoy Stoyanov
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
64
0.771
философия
психиатрия
психологи�
Angel Dzhambov
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
76
64
0.842
environmental/occupational epidemiology
greenspace/traffic noise
meta-analysi
Boris E. Sakakushev
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
72
0.986
General Surgery
Emergency Gen. Surgery
Surgical Oncolog
Marianna Murdjeva
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
23
0.460
DD Dimitrova ДД Димитрова
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
36
0.766
Rumen Stefanov
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
21
0.553
public health
epidemiology
rare diseases
orphan drug
Stefan Kostianev
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
15
0.417
Ivan S. Ivanov
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
25
0.714
pediatrics and neurolog
Maria Tokmakova
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
26
0.867
Cardiology
heart failure
atrial fibrillatio
Sevdalina Lambova
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
23
0.767
Rheumatology
Internal Medicin
Smart Institutional Plan
Powerful Insights + Smart Membership = Institutional Success
Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.
Blagoi Marinov
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
14
0.483
pulmonary function testing
cardiopulmonary exercise testing
obstructive lung diseas
Petia F. Pechalova
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
22
0.815
Oral surgery
Maxillofacial surger
Sevdalina Kandilarova
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
19
0.864
Pencho Georgiev
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
17
0.773
Hematology
Clinical researc
Radost Assenova Asenova
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
18
0.857
Penka Gatseva
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
10
0.476
environmental health
nutrition
micronutrient defficienc
Ivanka Kostadinova
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
13
0.650
експериментална фармакология и клинична фармакологи�
Ani Belcheva
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
15
0.789
Nonka Mateva
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
8
0.421
Paolina Lukova
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
Delian Delev
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
11
0.647
Andropause
Toxicology
Pain
Personalized Medicin
Yordan Sbirkov
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
15
0.938
Cancer
epigenetics
cell metabolis
Plamen Katsarov
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813
Iliyana Pacheva, Iliyana Patcheva
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
10
0.667
pediatrics
pediatric neurology and genetic
Dilyana Vicheva
Medical University Plovdiv
Plovdiv, Bulgaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
Rhinology
Pediatric OR