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Hayflick, Leonard

Hayflick, Leonard

UCSF School of Medicine, United States

2025 Rank: 99,445

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Biomedical Research

SubField 1:

General & Internal Medicine

SubField 2:

Microbiology

Rank in SubField 1: 1,231 out of 348,741 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score99,445113,846
Total Cites2,2042,246
H-index1920
Hm-index1616
Number of Single Authored Papers3232
Total Cites to Single Authored Papers1,6901,708
Number of Single+First Authored Papers3939
Total Cites to Single+First Authored Papers1,7681,787
Number of Single+First+Last Authored Papers5959
Total Cites to Single+First+Last Authored Papers2,0252,057
Composite Score33
Number of Distinct Citing Papers1,9041,928
Ratio of Total Citations to Distinct Citing Papers 1.16 1.16
Self-Citation Percentage
1.87%
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Hayflick, Leonard

Hayflick, Leonard

University of California, San Francisco, United States

2024 Rank: 93,656

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Biomedical Research

SubField 1:

General & Internal Medicine

SubField 2:

Microbiology

Rank in SubField 1: 1,172 out of 333,256 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score93,656107,645
Total Cites2,1262,169
H-index1920
Hm-index1616
Number of Single Authored Papers3434
Total Cites to Single Authored Papers1,6401,659
Number of Single+First Authored Papers3939
Total Cites to Single+First Authored Papers1,7101,730
Number of Single+First+Last Authored Papers5959
Total Cites to Single+First+Last Authored Papers1,9551,988
Composite Score33
Number of Distinct Citing Papers1,8401,864
Ratio of Total Citations to Distinct Citing Papers 1.16 1.16
Self-Citation Percentage
1.98%
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Hayflick, Leonard

Hayflick, Leonard

UCSF School of Medicine, United States

2023 Rank: 89,525

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Biomedical Research

SubField 1:

General & Internal Medicine

SubField 2:

Microbiology

Rank in SubField 1: 1,140 out of 321,279 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score89,525103,041
Total Cites2,0282,071
H-index1920
Hm-index1616
Number of Single Authored Papers3535
Total Cites to Single Authored Papers1,5571,576
Number of Single+First Authored Papers4040
Total Cites to Single+First Authored Papers1,6261,646
Number of Single+First+Last Authored Papers6161
Total Cites to Single+First+Last Authored Papers1,8621,895
Composite Score33
Number of Distinct Citing Papers1,7501,774
Ratio of Total Citations to Distinct Citing Papers 1.16 1.17
Self-Citation Percentage
2.08%
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Hayflick, Leonard

Hayflick, Leonard

UCSF School of Medicine, United States

2022 Rank: 86,001

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Biomedical Research

SubField 1:

General & Internal Medicine

SubField 2:

Microbiology

Rank in SubField 1: 1,089 out of 311,132 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score86,00198,297
Total Cites1,8931,936
H-index1920
Hm-index1616
Number of Single Authored Papers3333
Total Cites to Single Authored Papers1,4451,464
Number of Single+First Authored Papers3838
Total Cites to Single+First Authored Papers1,5101,530
Number of Single+First+Last Authored Papers5959
Total Cites to Single+First+Last Authored Papers1,7351,768
Composite Score33
Number of Distinct Citing Papers1,6331,657
Ratio of Total Citations to Distinct Citing Papers 1.16 1.17
Self-Citation Percentage
2.22%
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Hayflick, Leonard

Hayflick, Leonard

UCSF School of Medicine, United States

2021 Rank: 82,951

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Biomedical Research

SubField 1:

Biochemistry & Molecular Biology

SubField 2:

Gerontology

Rank in SubField 1: 3,520 out of 189,264 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score82,95194,833
Total Cites1,8361,877
H-index1920
Hm-index1616
Number of Single Authored Papers3333
Total Cites to Single Authored Papers1,3981,416
Number of Single+First Authored Papers3838
Total Cites to Single+First Authored Papers1,4611,480
Number of Single+First+Last Authored Papers5959
Total Cites to Single+First+Last Authored Papers1,6821,713
Composite Score33
Number of Distinct Citing Papers1,5871,610
Ratio of Total Citations to Distinct Citing Papers 1.16 1.17
Self-Citation Percentage
2.18%
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Hayflick, Leonard

Hayflick, Leonard

UCSF School of Medicine, United States

2020 Rank: 63,165

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Public Health & Health Services

SubField 1:

Gerontology

SubField 2:

Anatomy & Morphology

Rank in SubField 1: 116 out of 8,873 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score63,16573,996
Total Cites1,8931,935
H-index2122
Hm-index1818
Number of Single Authored Papers3737
Total Cites to Single Authored Papers1,4451,463
Number of Single+First Authored Papers4444
Total Cites to Single+First Authored Papers1,5061,525
Number of Single+First+Last Authored Papers6969
Total Cites to Single+First+Last Authored Papers1,7361,768
Composite Score33
Number of Distinct Citing Papers1,6311,654
Ratio of Total Citations to Distinct Citing Papers 1.16 1.17
Self-Citation Percentage
2.17%
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