University of Calabar

Short name

UNICAL

Country, city

Nigeria, Calabar

05qderh61

Organization website

Publications

3 399

Citations

38 775

h-index

Top-3 journals

SSRN Electronic Journal (129 publications)

Cochrane Database of Systematic Reviews (50 publications)

Calabar Journal of Health Sciences (49 publications)

Top-3 organizations

University of Uyo (189 publications)

University of Ibadan (133 publications)

University of Johannesburg (122 publications)

Top-3 foreign organizations

University of Johannesburg (122 publications)

University of KwaZulu-Natal (61 publications)

London School of Hygiene & Tropical Medicine (60 publications)

Publication title from chars

Publisher

Journal

Field of science

Countries

Open access

SCImago

WoS

Since

For

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By citations

Publications found: 0

Since 1977

Total publications

3399

Total citations

38768

Citations per publication

11.41

Average publications per year

70.81

Average authors per publication

6.02

h-index

Metrics description

h-index

A scientist has an h-index if h of his N publications are cited at least h times each, while the remaining (N - h) publications are cited no more than h times each.

https://www.pnas.org/doi/full/10.1073/pnas.0507655102

Top-30

Fields of science

	100 200 300 400 500 600
General Medicine	General Medicine, 548, 16.12% General Medicine 548 publications, 16.12%
Public Health, Environmental and Occupational Health	Public Health, Environmental and Occupational Health, 211, 6.21% Public Health, Environmental and Occupational Health 211 publications, 6.21%
Infectious Diseases	Infectious Diseases, 164, 4.82% Infectious Diseases 164 publications, 4.82%
Physical and Theoretical Chemistry	Physical and Theoretical Chemistry, 138, 4.06% Physical and Theoretical Chemistry 138 publications, 4.06%
Condensed Matter Physics	Condensed Matter Physics, 132, 3.88% Condensed Matter Physics 132 publications, 3.88%
General Chemistry	General Chemistry, 127, 3.74% General Chemistry 127 publications, 3.74%
Biochemistry	Biochemistry, 114, 3.35% Biochemistry 114 publications, 3.35%
General Materials Science	General Materials Science, 113, 3.32% General Materials Science 113 publications, 3.32%
Multidisciplinary	Multidisciplinary, 108, 3.18% Multidisciplinary 108 publications, 3.18%
Food Science	Food Science, 108, 3.18% Food Science 108 publications, 3.18%
Pollution	Pollution, 97, 2.85% Pollution 97 publications, 2.85%
General Environmental Science	General Environmental Science, 97, 2.85% General Environmental Science 97 publications, 2.85%
Materials Chemistry	Materials Chemistry, 94, 2.77% Materials Chemistry 94 publications, 2.77%
Pharmacology	Pharmacology, 94, 2.77% Pharmacology 94 publications, 2.77%
Agronomy and Crop Science	Agronomy and Crop Science, 94, 2.77% Agronomy and Crop Science 94 publications, 2.77%
Environmental Chemistry	Environmental Chemistry, 93, 2.74% Environmental Chemistry 93 publications, 2.74%
Geology	Geology, 92, 2.71% Geology 92 publications, 2.71%
Organic Chemistry	Organic Chemistry, 88, 2.59% Organic Chemistry 88 publications, 2.59%
Pharmacology (medical)	Pharmacology (medical), 85, 2.5% Pharmacology (medical) 85 publications, 2.5%
Inorganic Chemistry	Inorganic Chemistry, 81, 2.38% Inorganic Chemistry 81 publications, 2.38%
Plant Science	Plant Science, 78, 2.29% Plant Science 78 publications, 2.29%
General Earth and Planetary Sciences	General Earth and Planetary Sciences, 76, 2.24% General Earth and Planetary Sciences 76 publications, 2.24%
Health, Toxicology and Mutagenesis	Health, Toxicology and Mutagenesis, 75, 2.21% Health, Toxicology and Mutagenesis 75 publications, 2.21%
Analytical Chemistry	Analytical Chemistry, 73, 2.15% Analytical Chemistry 73 publications, 2.15%
Education	Education, 72, 2.12% Education 72 publications, 2.12%
Geography, Planning and Development	Geography, Planning and Development, 71, 2.09% Geography, Planning and Development 71 publications, 2.09%
Water Science and Technology	Water Science and Technology, 70, 2.06% Water Science and Technology 70 publications, 2.06%
General Chemical Engineering	General Chemical Engineering, 65, 1.91% General Chemical Engineering 65 publications, 1.91%
Electronic, Optical and Magnetic Materials	Electronic, Optical and Magnetic Materials, 64, 1.88% Electronic, Optical and Magnetic Materials 64 publications, 1.88%
Soil Science	Soil Science, 62, 1.82% Soil Science 62 publications, 1.82%
	100 200 300 400 500 600

Journals

	20 40 60 80 100 120 140
SSRN Electronic Journal	SSRN Electronic Journal, 129, 3.8% SSRN Electronic Journal 129 publications, 3.8%
Cochrane Database of Systematic Reviews	Cochrane Database of Systematic Reviews, 50, 1.47% Cochrane Database of Systematic Reviews 50 publications, 1.47%
Calabar Journal of Health Sciences	Calabar Journal of Health Sciences, 49, 1.44% Calabar Journal of Health Sciences 49 publications, 1.44%
Heliyon	Heliyon, 39, 1.15% Heliyon 39 publications, 1.15%
Chemical Physics Impact	Chemical Physics Impact, 33, 0.97% Chemical Physics Impact 33 publications, 0.97%
Geo Journal	Geo Journal, 32, 0.94% Geo Journal 32 publications, 0.94%
PLoS ONE	PLoS ONE, 32, 0.94% PLoS ONE 32 publications, 0.94%
Tropical Doctor	Tropical Doctor, 28, 0.82% Tropical Doctor 28 publications, 0.82%
Food Chemistry	Food Chemistry, 28, 0.82% Food Chemistry 28 publications, 0.82%
Journal of Molecular Structure	Journal of Molecular Structure, 26, 0.76% Journal of Molecular Structure 26 publications, 0.76%
Journal of African Earth Sciences	Journal of African Earth Sciences, 25, 0.74% Journal of African Earth Sciences 25 publications, 0.74%
Phytotherapy Research	Phytotherapy Research, 21, 0.62% Phytotherapy Research 21 publications, 0.62%
Scientific Reports	Scientific Reports, 19, 0.56% Scientific Reports 19 publications, 0.56%
BMC Public Health	BMC Public Health, 19, 0.56% BMC Public Health 19 publications, 0.56%
Environmental Monitoring and Assessment	Environmental Monitoring and Assessment, 19, 0.56% Environmental Monitoring and Assessment 19 publications, 0.56%
International Journal of Gynecology and Obstetrics	International Journal of Gynecology and Obstetrics, 17, 0.5% International Journal of Gynecology and Obstetrics 17 publications, 0.5%
Chemistry Africa	Chemistry Africa, 17, 0.5% Chemistry Africa 17 publications, 0.5%
Arabian Journal of Geosciences	Arabian Journal of Geosciences, 16, 0.47% Arabian Journal of Geosciences 16 publications, 0.47%
Environmental Earth Sciences	Environmental Earth Sciences, 15, 0.44% Environmental Earth Sciences 15 publications, 0.44%
Journal of Molecular Modeling	Journal of Molecular Modeling, 15, 0.44% Journal of Molecular Modeling 15 publications, 0.44%
International Quarterly of Community Health Education	International Quarterly of Community Health Education, 14, 0.41% International Quarterly of Community Health Education 14 publications, 0.41%
BMJ Open	BMJ Open, 14, 0.41% BMJ Open 14 publications, 0.41%
Journal of the Indian Chemical Society	Journal of the Indian Chemical Society, 14, 0.41% Journal of the Indian Chemical Society 14 publications, 0.41%
Plant Foods for Human Nutrition	Plant Foods for Human Nutrition, 14, 0.41% Plant Foods for Human Nutrition 14 publications, 0.41%
Materials Chemistry and Physics	Materials Chemistry and Physics, 14, 0.41% Materials Chemistry and Physics 14 publications, 0.41%
Pharmaceutical Biology	Pharmaceutical Biology, 13, 0.38% Pharmaceutical Biology 13 publications, 0.38%
ACS Omega	ACS Omega, 13, 0.38% ACS Omega 13 publications, 0.38%
BMJ	BMJ, 13, 0.38% BMJ 13 publications, 0.38%
Advances in Media, Entertainment, and the Arts	Advances in Media, Entertainment, and the Arts, 13, 0.38% Advances in Media, Entertainment, and the Arts 13 publications, 0.38%
Polycyclic Aromatic Compounds	Polycyclic Aromatic Compounds, 12, 0.35% Polycyclic Aromatic Compounds 12 publications, 0.35%
	20 40 60 80 100 120 140

Publishers

	100 200 300 400 500 600 700 800
Springer Nature	Springer Nature, 748, 22.01% Springer Nature 748 publications, 22.01%
Elsevier	Elsevier, 700, 20.59% Elsevier 700 publications, 20.59%
Wiley	Wiley, 294, 8.65% Wiley 294 publications, 8.65%
Taylor & Francis	Taylor & Francis, 271, 7.97% Taylor & Francis 271 publications, 7.97%
SAGE	SAGE, 154, 4.53% SAGE 154 publications, 4.53%
Social Science Electronic Publishing	Social Science Electronic Publishing, 125, 3.68% Social Science Electronic Publishing 125 publications, 3.68%
MDPI	MDPI, 87, 2.56% MDPI 87 publications, 2.56%
IGI Global	IGI Global, 73, 2.15% IGI Global 73 publications, 2.15%
Scientific Scholar	Scientific Scholar, 63, 1.85% Scientific Scholar 63 publications, 1.85%
Oxford University Press	Oxford University Press, 52, 1.53% Oxford University Press 52 publications, 1.53%
BMJ	BMJ, 52, 1.53% BMJ 52 publications, 1.53%
Hindawi Limited	Hindawi Limited, 48, 1.41% Hindawi Limited 48 publications, 1.41%
Emerald	Emerald, 43, 1.27% Emerald 43 publications, 1.27%
Ovid Technologies (Wolters Kluwer Health)	Ovid Technologies (Wolters Kluwer Health), 38, 1.12% Ovid Technologies (Wolters Kluwer Health) 38 publications, 1.12%
Walter de Gruyter	Walter de Gruyter, 37, 1.09% Walter de Gruyter 37 publications, 1.09%
Public Library of Science (PLoS)	Public Library of Science (PLoS), 36, 1.06% Public Library of Science (PLoS) 36 publications, 1.06%
Frontiers Media S.A.	Frontiers Media S.A., 31, 0.91% Frontiers Media S.A. 31 publications, 0.91%
IOP Publishing	IOP Publishing, 25, 0.74% IOP Publishing 25 publications, 0.74%
American Chemical Society (ACS)	American Chemical Society (ACS), 24, 0.71% American Chemical Society (ACS) 24 publications, 0.71%
Cambridge University Press	Cambridge University Press, 20, 0.59% Cambridge University Press 20 publications, 0.59%
Virtus Interpress	Virtus Interpress, 18, 0.53% Virtus Interpress 18 publications, 0.53%
IOS Press	IOS Press, 16, 0.47% IOS Press 16 publications, 0.47%
Royal Society of Chemistry (RSC)	Royal Society of Chemistry (RSC), 14, 0.41% Royal Society of Chemistry (RSC) 14 publications, 0.41%
Scientific Publishers	Scientific Publishers, 14, 0.41% Scientific Publishers 14 publications, 0.41%
AOSIS	AOSIS, 14, 0.41% AOSIS 14 publications, 0.41%
American Society of Clinical Oncology (ASCO)	American Society of Clinical Oncology (ASCO), 13, 0.38% American Society of Clinical Oncology (ASCO) 13 publications, 0.38%
King Saud University	King Saud University, 13, 0.38% King Saud University 13 publications, 0.38%
Bentham Science Publishers Ltd.	Bentham Science Publishers Ltd., 10, 0.29% Bentham Science Publishers Ltd. 10 publications, 0.29%
Brill	Brill, 9, 0.26% Brill 9 publications, 0.26%
Georg Thieme Verlag KG	Georg Thieme Verlag KG, 9, 0.26% Georg Thieme Verlag KG 9 publications, 0.26%
	100 200 300 400 500 600 700 800

With other organizations

	20 40 60 80 100 120 140 160 180 200
University of Uyo	University of Uyo, 189, 5.56% University of Uyo 189 publications, 5.56%
University of Ibadan	University of Ibadan, 133, 3.91% University of Ibadan 133 publications, 3.91%
University of Johannesburg	University of Johannesburg, 122, 3.59% University of Johannesburg 122 publications, 3.59%
University of Lagos	University of Lagos, 116, 3.41% University of Lagos 116 publications, 3.41%
University of Cross River State	University of Cross River State, 91, 2.68% University of Cross River State 91 publications, 2.68%
University of Port Harcourt	University of Port Harcourt, 81, 2.38% University of Port Harcourt 81 publications, 2.38%
Covenant University	Covenant University, 78, 2.29% Covenant University 78 publications, 2.29%
Ahmadu Bello University	Ahmadu Bello University, 75, 2.21% Ahmadu Bello University 75 publications, 2.21%
Obafemi Awolowo University	Obafemi Awolowo University, 74, 2.18% Obafemi Awolowo University 74 publications, 2.18%
University of Ilorin	University of Ilorin, 69, 2.03% University of Ilorin 69 publications, 2.03%
University of KwaZulu-Natal	University of KwaZulu-Natal, 61, 1.79% University of KwaZulu-Natal 61 publications, 1.79%
London School of Hygiene & Tropical Medicine	London School of Hygiene & Tropical Medicine, 60, 1.77% London School of Hygiene & Tropical Medicine 60 publications, 1.77%
Nnamdi Azikiwe University	Nnamdi Azikiwe University, 59, 1.74% Nnamdi Azikiwe University 59 publications, 1.74%
University of Benin	University of Benin, 56, 1.65% University of Benin 56 publications, 1.65%
University of Maiduguri	University of Maiduguri, 48, 1.41% University of Maiduguri 48 publications, 1.41%
University of Science, Malaysia	University of Science, Malaysia, 47, 1.38% University of Science, Malaysia 47 publications, 1.38%
University of Abuja	University of Abuja, 47, 1.38% University of Abuja 47 publications, 1.38%
University of the Witwatersrand	University of the Witwatersrand, 41, 1.21% University of the Witwatersrand 41 publications, 1.21%
University College Hospital, Ibadan	University College Hospital, Ibadan, 41, 1.21% University College Hospital, Ibadan 41 publications, 1.21%
Bayero University, Kano	Bayero University, Kano, 40, 1.18% Bayero University, Kano 40 publications, 1.18%
University of Jos	University of Jos, 39, 1.15% University of Jos 39 publications, 1.15%
University of Nigeria Teaching Hospital	University of Nigeria Teaching Hospital, 39, 1.15% University of Nigeria Teaching Hospital 39 publications, 1.15%
Ebonyi State University	Ebonyi State University, 37, 1.09% Ebonyi State University 37 publications, 1.09%
King Saud University	King Saud University, 36, 1.06% King Saud University 36 publications, 1.06%
Federal University of Technology Owerri	Federal University of Technology Owerri, 36, 1.06% Federal University of Technology Owerri 36 publications, 1.06%
Delta State University	Delta State University, 36, 1.06% Delta State University 36 publications, 1.06%
Lagos University Teaching Hospital	Lagos University Teaching Hospital, 35, 1.03% Lagos University Teaching Hospital 35 publications, 1.03%
Federal University of Petroleum Resource Effurun	Federal University of Petroleum Resource Effurun, 34, 1% Federal University of Petroleum Resource Effurun 34 publications, 1%
Michael Okpara University of Agriculture	Michael Okpara University of Agriculture, 34, 1% Michael Okpara University of Agriculture 34 publications, 1%
University of Port Harcourt Teaching Hospital	University of Port Harcourt Teaching Hospital, 33, 0.97% University of Port Harcourt Teaching Hospital 33 publications, 0.97%
	20 40 60 80 100 120 140 160 180 200

With foreign organizations

	20 40 60 80 100 120 140
University of Johannesburg	University of Johannesburg, 122, 3.59% University of Johannesburg 122 publications, 3.59%
University of KwaZulu-Natal	University of KwaZulu-Natal, 61, 1.79% University of KwaZulu-Natal 61 publications, 1.79%
London School of Hygiene & Tropical Medicine	London School of Hygiene & Tropical Medicine, 60, 1.77% London School of Hygiene & Tropical Medicine 60 publications, 1.77%
University of Science, Malaysia	University of Science, Malaysia, 47, 1.38% University of Science, Malaysia 47 publications, 1.38%
University of the Witwatersrand	University of the Witwatersrand, 41, 1.21% University of the Witwatersrand 41 publications, 1.21%
King Saud University	King Saud University, 36, 1.06% King Saud University 36 publications, 1.06%
Saveetha Institute of Medical and Technical Sciences	Saveetha Institute of Medical and Technical Sciences, 30, 0.88% Saveetha Institute of Medical and Technical Sciences 30 publications, 0.88%
Sichuan University of Science and Engineering	Sichuan University of Science and Engineering, 30, 0.88% Sichuan University of Science and Engineering 30 publications, 0.88%
Harvard University	Harvard University, 30, 0.88% Harvard University 30 publications, 0.88%
University of Cape Town	University of Cape Town, 26, 0.76% University of Cape Town 26 publications, 0.76%
China Agricultural University	China Agricultural University, 25, 0.74% China Agricultural University 25 publications, 0.74%
Tshwane University of Technology	Tshwane University of Technology, 25, 0.74% Tshwane University of Technology 25 publications, 0.74%
University of Leeds	University of Leeds, 24, 0.71% University of Leeds 24 publications, 0.71%
University of Cape Coast	University of Cape Coast, 22, 0.65% University of Cape Coast 22 publications, 0.65%
University of Chinese Academy of Sciences	University of Chinese Academy of Sciences, 21, 0.62% University of Chinese Academy of Sciences 21 publications, 0.62%
Swiss Tropical and Public Health Institute	Swiss Tropical and Public Health Institute, 21, 0.62% Swiss Tropical and Public Health Institute 21 publications, 0.62%
Norwegian University of Science and Technology	Norwegian University of Science and Technology, 21, 0.62% Norwegian University of Science and Technology 21 publications, 0.62%
University of Sydney	University of Sydney, 20, 0.59% University of Sydney 20 publications, 0.59%
South African Medical Research Council	South African Medical Research Council, 20, 0.59% South African Medical Research Council 20 publications, 0.59%
University of Basel	University of Basel, 19, 0.56% University of Basel 19 publications, 0.56%
University of Ghana	University of Ghana, 19, 0.56% University of Ghana 19 publications, 0.56%
University of Tehran	University of Tehran, 18, 0.53% University of Tehran 18 publications, 0.53%
University of Oxford	University of Oxford, 18, 0.53% University of Oxford 18 publications, 0.53%
Johns Hopkins University	Johns Hopkins University, 18, 0.53% Johns Hopkins University 18 publications, 0.53%
Stellenbosch University	Stellenbosch University, 18, 0.53% Stellenbosch University 18 publications, 0.53%
Tottori University	Tottori University, 18, 0.53% Tottori University 18 publications, 0.53%
University of Manchester	University of Manchester, 17, 0.5% University of Manchester 17 publications, 0.5%
Western Sydney University	Western Sydney University, 16, 0.47% Western Sydney University 16 publications, 0.47%
University of Ottawa	University of Ottawa, 16, 0.47% University of Ottawa 16 publications, 0.47%
Sultan Zainal Abidin University	Sultan Zainal Abidin University, 15, 0.44% Sultan Zainal Abidin University 15 publications, 0.44%
	20 40 60 80 100 120 140

With other countries

	50 100 150 200 250 300 350
South Africa	South Africa, 334, 9.83% South Africa 334 publications, 9.83%
United Kingdom	United Kingdom, 321, 9.44% United Kingdom 321 publications, 9.44%
USA	USA, 280, 8.24% USA 280 publications, 8.24%
China	China, 192, 5.65% China 192 publications, 5.65%
India	India, 178, 5.24% India 178 publications, 5.24%
Australia	Australia, 83, 2.44% Australia 83 publications, 2.44%
Saudi Arabia	Saudi Arabia, 82, 2.41% Saudi Arabia 82 publications, 2.41%
Canada	Canada, 78, 2.29% Canada 78 publications, 2.29%
Germany	Germany, 73, 2.15% Germany 73 publications, 2.15%
Ghana	Ghana, 69, 2.03% Ghana 69 publications, 2.03%
Cameroon	Cameroon, 69, 2.03% Cameroon 69 publications, 2.03%
Kenya	Kenya, 68, 2% Kenya 68 publications, 2%
Switzerland	Switzerland, 57, 1.68% Switzerland 57 publications, 1.68%
Malaysia	Malaysia, 56, 1.65% Malaysia 56 publications, 1.65%
Egypt	Egypt, 55, 1.62% Egypt 55 publications, 1.62%
France	France, 53, 1.56% France 53 publications, 1.56%
Italy	Italy, 52, 1.53% Italy 52 publications, 1.53%
Japan	Japan, 47, 1.38% Japan 47 publications, 1.38%
Pakistan	Pakistan, 40, 1.18% Pakistan 40 publications, 1.18%
Uganda	Uganda, 40, 1.18% Uganda 40 publications, 1.18%
Iran	Iran, 38, 1.12% Iran 38 publications, 1.12%
Spain	Spain, 37, 1.09% Spain 37 publications, 1.09%
Norway	Norway, 37, 1.09% Norway 37 publications, 1.09%
Brazil	Brazil, 32, 0.94% Brazil 32 publications, 0.94%
Iraq	Iraq, 31, 0.91% Iraq 31 publications, 0.91%
Netherlands	Netherlands, 27, 0.79% Netherlands 27 publications, 0.79%
Tanzania	Tanzania, 27, 0.79% Tanzania 27 publications, 0.79%
Gambia	Gambia, 24, 0.71% Gambia 24 publications, 0.71%
Belgium	Belgium, 23, 0.68% Belgium 23 publications, 0.68%
Malawi	Malawi, 23, 0.68% Malawi 23 publications, 0.68%
	50 100 150 200 250 300 350

We do not take into account publications without a DOI.
Statistics recalculated daily.
Publications published earlier than 1977 are ignored in the statistics.
The horizontal charts show the 30 top positions.
Journals quartiles values are relevant at the moment.