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Year
Niwa, Kouichiro

Niwa, Kouichiro

St. Luke's International Hospital Tokyo, Japan

2026 Rank: 151,981

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: 4,547 out of 249,410 Researchers

Data For The Year: 2026
Metrics Self-Citations Excluded All
Rank Based on Composite Score151,981149,261
Total Cites4,6935,610
H-index3638
Hm-index1213
Number of Single Authored Papers1616
Total Cites to Single Authored Papers161189
Number of Single+First Authored Papers3939
Total Cites to Single+First Authored Papers1,2161,388
Number of Single+First+Last Authored Papers111111
Total Cites to Single+First+Last Authored Papers1,6181,912
Composite Score33
Number of Distinct Citing Papers4,1054,632
Ratio of Total Citations to Distinct Citing Papers 1.14 1.21
Self-Citation Percentage
16.35%
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Niwa, Kouichiro

Niwa, Kouichiro

St. Luke's International Hospital Tokyo, Japan

2025 Rank: 157,456

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: 4,699 out of 235,606 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score157,456153,131
Total Cites4,2325,089
H-index3337
Hm-index1213
Number of Single Authored Papers1616
Total Cites to Single Authored Papers138165
Number of Single+First Authored Papers3939
Total Cites to Single+First Authored Papers1,1431,312
Number of Single+First+Last Authored Papers108108
Total Cites to Single+First+Last Authored Papers1,4661,732
Composite Score33
Number of Distinct Citing Papers3,7174,211
Ratio of Total Citations to Distinct Citing Papers 1.14 1.21
Self-Citation Percentage
16.84%
Found an error in your data? Contact us with your profile link. Contact Us →
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