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Year
O'Callaghan, Christopher Anthony

O'Callaghan, Christopher Anthony

Nuffield Department of Medicine, United Kingdom

2026 Rank: 117,832

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Clinical Medicine

SubField 1:

Immunology

SubField 2:

Biochemistry & Molecular Biology

Rank in SubField 1: 3,034 out of 176,292 Researchers

Data For The Year: 2026
Metrics Self-Citations Excluded All
Rank Based on Composite Score117,832125,125
Total Cites11,57812,707
H-index4244
Hm-index1515
Number of Single Authored Papers1313
Total Cites to Single Authored Papers132138
Number of Single+First Authored Papers2828
Total Cites to Single+First Authored Papers816932
Number of Single+First+Last Authored Papers6262
Total Cites to Single+First+Last Authored Papers2,0742,319
Composite Score33
Number of Distinct Citing Papers10,50611,245
Ratio of Total Citations to Distinct Citing Papers 1.10 1.13
Self-Citation Percentage
8.88%
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O'Callaghan, Christopher Anthony

O'Callaghan, Christopher Anthony

Nuffield Department of Medicine, United Kingdom

2025 Rank: 116,184

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Clinical Medicine

SubField 1:

Immunology

SubField 2:

Biochemistry & Molecular Biology

Rank in SubField 1: 3,047 out of 166,615 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score116,184120,626
Total Cites10,84811,951
H-index4143
Hm-index1415
Number of Single Authored Papers1212
Total Cites to Single Authored Papers128134
Number of Single+First Authored Papers2626
Total Cites to Single+First Authored Papers795907
Number of Single+First+Last Authored Papers5959
Total Cites to Single+First+Last Authored Papers1,9802,215
Composite Score33
Number of Distinct Citing Papers9,80010,523
Ratio of Total Citations to Distinct Citing Papers 1.11 1.14
Self-Citation Percentage
9.23%
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