Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Total Citation Counts Rankings
Ranking Based On Selection :1
coordination chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,680
2,885
0.376
* Total Citation Counts Rankings
Ranking Based On Selection :2
Medicinal plants
Ethnobotany
Medical ethnobotany
Pharmacognosy
Ethnopharmacology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,636
973
0.595
* Total Citation Counts Rankings
Ranking Based On Selection :3
Toxicology
Drug metabolism
Hepatoprotection
Neuroprotection
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,592
1,256
0.789
* Total Citation Counts Rankings
Ranking Based On Selection :4
pharmacognosy
phytochemistry
NMR
LC-MS
GC-MS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,507
836
0.555
* Total Citation Counts Rankings
Ranking Based On Selection :5
medicinal chemistry
organic synthesis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,320
648
0.491
* Total Citation Counts Rankings
Ranking Based On Selection :6
Pollination Ecology
Plant Breeding Systems
Invasive plants
Ethnobotany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,078
772
0.716
* Total Citation Counts Rankings
Ranking Based On Selection :7
pharmacology
toxicology
drug metabolism
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
884
240
0.271
* Total Citation Counts Rankings
Ranking Based On Selection :8
monomers and polymers
organic photovoltaics
microelectronic devices
nanosensor technology
pharmacy and medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
690
359
0.520
* Total Citation Counts Rankings
Ranking Based On Selection :9
botany
phytoindication
plant structure
medicinal plants and herbs
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
658
337
0.512
* Total Citation Counts Rankings
Ranking Based On Selection :10
pharmaceutical legislation
pharmacoeconomics
HTA
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
652
456
0.699
* Total Citation Counts Rankings
Ranking Based On Selection :11
natural products
saponins
flavonoids
phytochemistry
chromatography
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
642
562
0.875
* Total Citation Counts Rankings
Ranking Based On Selection :12
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
601
222
0.369
* Total Citation Counts Rankings
Ranking Based On Selection :13
coordination chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
562
183
0.326
* Total Citation Counts Rankings
Ranking Based On Selection :14
експериментална фармакология и клинична фармакология
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
480
298
0.621
* Total Citation Counts Rankings
Ranking Based On Selection :15
pharmacy
public health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
476
283
0.595
* Total Citation Counts Rankings
Ranking Based On Selection :16
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
474
384
0.810
* Total Citation Counts Rankings
Ranking Based On Selection :17
phytochemistry
flavonoids
saponins
LC-MS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
436
316
0.725
* Total Citation Counts Rankings
Ranking Based On Selection :18
inflammation
analgesia
cognition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
413
394
0.954
* Total Citation Counts Rankings
Ranking Based On Selection :19
Pharmaceutics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
398
116
0.291
* Total Citation Counts Rankings
Ranking Based On Selection :20
Andropause
Toxicology
Pain
Personalized Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
395
293
0.742
* Total Citation Counts Rankings
Ranking Based On Selection :21
pharmaceutical technology
biopharmacy
pediatric drug forms
GMP
Statistical modelling
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
364
164
0.451
* Total Citation Counts Rankings
Ranking Based On Selection :22
Pharmacognosy
Phytochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
343
336
0.980
* Total Citation Counts Rankings
Ranking Based On Selection :23
Pharmacoeconomics
Biostatistics
Epidemiology
Drug therapy efficiency and risks
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
333
283
0.850
* Total Citation Counts Rankings
Ranking Based On Selection :24
pharmaceutical technology
biopharmacy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
329
326
0.991
* Total Citation Counts Rankings
Ranking Based On Selection :25
medicinal plants
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
320
163
0.509
Irena Kostova
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,680
2,885
0.376
coordination chemistry
Anely Nedelcheva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,636
973
0.595
Medicinal plants
Ethnobotany
Medical ethnobotany
Pharmacognosy
Ethnopharmacology
Magdalena Kondeva-Burdina
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,592
1,256
0.789
Toxicology
Drug metabolism
Hepatoprotection
Neuroprotection
Paraskev Nedialkov
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,507
836
0.555
pharmacognosy
phytochemistry
NMR
LC-MS
GC-MS
Anelia Mavrova
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,320
648
0.491
medicinal chemistry
organic synthesis
Ekaterina Kozuharova|Kozhuharova Kohuzarova Kohazurova
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,078
772
0.716
Pollination Ecology
Plant Breeding Systems
Invasive plants
Ethnobotany
Stanislav G Yanev
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
884
240
0.271
pharmacology
toxicology
drug metabolism
Georgy Grancharov
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
690
359
0.520
monomers and polymers
organic photovoltaics
microelectronic devices
nanosensor technology
pharmacy and medicine
Иванка Димитрова-Дюлгерова
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
658
337
0.512
botany
phytoindication
plant structure
medicinal plants and herbs
A Savova|Alexandra Tzenova-Savova
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
652
456
0.699
pharmaceutical legislation
pharmacoeconomics
HTA
Aleksandar Shkondrov
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
642
562
0.875
natural products
saponins
flavonoids
phytochemistry
chromatography
I Valkova
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
601
222
0.369
Adriana Bakalova
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
562
183
0.326
coordination chemistry
Ivanka Kostadinova
Medical University Plovdiv
Plovdiv, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
480
298
0.621
експериментална фармакология и клинична фармакология
Ilko Getov
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
476
283
0.595
pharmacy
public health
M Manova
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
474
384
0.810
Zlatina Kokanova-Nedialkova
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
436
316
0.725
phytochemistry
flavonoids
saponins
LC-MS
Elisaveta Apostolova
Medical University Plovdiv
Plovdiv, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
413
394
0.954
inflammation
analgesia
cognition
Svetla Bogdanova
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
398
116
0.291
Delian Delev
Medical University Plovdiv
Plovdiv, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
395
293
0.742
Andropause
Toxicology
Pain
Personalized Medicine
Milen Dimitrov
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
364
164
0.451
pharmaceutical technology
biopharmacy
pediatric drug forms
GMP
Statistical modelling
Diana Karcheva-Bahchevanska
Medical University Plovdiv
Plovdiv, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
343
336
0.980
Pharmacognosy
Phytochemistry
Konstantin Mitov
Medical University Sofia
Sofia, Bulgaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
333
283
0.850
Pharmacoeconomics
Biostatistics
Epidemiology
Drug therapy efficiency and risks
Nadezhda Ivanova
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
329
326
0.991
pharmaceutical technology
biopharmacy
Boriana Sidjimova
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
320
163
0.509