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Okumura, Ken

Okumura, Ken

Hirosaki University School of Medicine, Japan

2025 Rank: 118,570

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Cardiovascular System & Hematology

SubField 2:

Urology & Nephrology

Rank in SubField 1: 3,705 out of 235,606 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score118,570120,254
Total Cites11,92413,837
H-index5357
Hm-index1820
Number of Single Authored Papers77
Total Cites to Single Authored Papers1010
Number of Single+First Authored Papers2626
Total Cites to Single+First Authored Papers1,0151,186
Number of Single+First+Last Authored Papers229229
Total Cites to Single+First+Last Authored Papers4,9895,718
Composite Score33
Number of Distinct Citing Papers9,94010,750
Ratio of Total Citations to Distinct Citing Papers 1.20 1.29
Self-Citation Percentage
13.83%
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Okumura, Ken

Okumura, Ken

Hirosaki University, Japan

2024 Rank: 110,267

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Cardiovascular System & Hematology

SubField 2:

Urology & Nephrology

Rank in SubField 1: 3,501 out of 224,060 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score110,267113,961
Total Cites11,62513,517
H-index5356
Hm-index1820
Number of Single Authored Papers77
Total Cites to Single Authored Papers1010
Number of Single+First Authored Papers2626
Total Cites to Single+First Authored Papers9951,162
Number of Single+First+Last Authored Papers229229
Total Cites to Single+First+Last Authored Papers4,8585,579
Composite Score33
Number of Distinct Citing Papers9,66310,465
Ratio of Total Citations to Distinct Citing Papers 1.20 1.29
Self-Citation Percentage
14.00%
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Okumura, Ken

Okumura, Ken

Hirosaki University, Japan

2023 Rank: 99,827

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Cardiovascular System & Hematology

SubField 2:

Urology & Nephrology

Rank in SubField 1: 3,266 out of 210,400 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score99,827101,259
Total Cites11,96713,998
H-index5358
Hm-index1820
Number of Single Authored Papers77
Total Cites to Single Authored Papers1010
Number of Single+First Authored Papers2727
Total Cites to Single+First Authored Papers9681,137
Number of Single+First+Last Authored Papers248248
Total Cites to Single+First+Last Authored Papers5,0185,751
Composite Score33
Number of Distinct Citing Papers10,02110,926
Ratio of Total Citations to Distinct Citing Papers 1.19 1.28
Self-Citation Percentage
14.51%
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Okumura, Ken

Okumura, Ken

Saiseikai Kumamoto Hospital, Japan

2022 Rank: 96,111

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Cardiovascular System & Hematology

SubField 2:

Urology & Nephrology

Rank in SubField 1: 3,179 out of 199,278 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score96,11196,749
Total Cites11,18313,031
H-index5155
Hm-index1819
Number of Single Authored Papers77
Total Cites to Single Authored Papers1010
Number of Single+First Authored Papers2828
Total Cites to Single+First Authored Papers9221,088
Number of Single+First+Last Authored Papers240240
Total Cites to Single+First+Last Authored Papers4,7455,457
Composite Score33
Number of Distinct Citing Papers9,33510,131
Ratio of Total Citations to Distinct Citing Papers 1.20 1.29
Self-Citation Percentage
14.18%
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Okumura, Ken

Okumura, Ken

Saiseikai Kumamoto Hospital, Japan

2020 Rank: 79,642

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Cardiovascular System & Hematology

SubField 2:

Urology & Nephrology

Rank in SubField 1: 2,790 out of 152,312 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score79,64281,333
Total Cites10,72712,610
H-index5053
Hm-index1719
Number of Single Authored Papers88
Total Cites to Single Authored Papers1010
Number of Single+First Authored Papers3939
Total Cites to Single+First Authored Papers9831,179
Number of Single+First+Last Authored Papers281281
Total Cites to Single+First+Last Authored Papers4,5885,327
Composite Score33
Number of Distinct Citing Papers8,8499,631
Ratio of Total Citations to Distinct Citing Papers 1.21 1.31
Self-Citation Percentage
14.93%
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