Uchenna Ijoma

University of Nigeria

Also at University of Nigeria Teaching Hospitalfrom their recent papers

Publishing since 2010, latest 2026

Epidemiology
Surgery
Gastroenterology
Hepatology
Psychiatry and Mental health
Oncology

Publications: 452010–2026
Citations: 708to those papers
h-index: 15i10-index 22
Field-weighted impact: 0.941.00 is the world average
World top 10%: 13%6 of 45 scored papers
Open access: 84%38 papers free to read

3 other works — preprints, datasets and the like — are listed but not counted.

By year

Papers, and the citations to them

Publications, left axisCitations to that year’s papers, right axis2026 still in progress

Career

On their papers

Every institution they have given on a paper.

Publications

45 in all

Viral Hepatitis B and C Screening in an elite group in North-Central Nigeria: A Community Based Cross-Sectional Study
2026Nigerian Journal of MedicineJournalOpen access0 citations10.4103/njm.njm_80_25
Persistent intestinal myiasis caused by Oestrus ovis in a Nigerian university student: a case report
2025The Egyptian Journal of Internal Medicine

Download CV:PDFWord

Citations received each year

Peerford

To all their work, old papers included. Google Scholar also counts citations from theses, books and web pages, so its line runs higher.

What they work on

From the classification of each paper

Subfields

Epidemiology1124%
Surgery1124%
Gastroenterology818%
Hepatology613%
Psychiatry and Mental health613%
Oncology511%
Pathology and Forensic Medicine511%
Cardiology and Cardiovascular Medicine49%
Endocrinology, Diabetes and Metabolism49%
General Health Professions49%

Health Sciences

Topics most written on

Gastroesophageal reflux and treatments5
Gastrointestinal motility and disorders4
Global Health and Epidemiology4
Hepatitis B Virus Studies4
Migraine and Headache Studies4
Blood Pressure and Hypertension Studies3
Diabetes, Cardiovascular Risks, and Lipoproteins3
Epilepsy research and treatment3
Gastrointestinal Bleeding Diagnosis and Treatment3
Hepatitis C virus research3
Hepatitis Viruses Studies and Epidemiology3
Liver Disease Diagnosis and Treatment3

Who they write with

Their most frequent co-authors, and the papers those co-authors share

Where their co-authors are

20% of their papers have a co-author abroad

papers co-written1234567Home

Most frequent partner countries

Germany8
Norway7
Denmark6
Ethiopia6
France6
Australia5
Italy5
Belgium4

Papers with at least one author in that country.

Institutions written with most

University of Nigeria Teaching HospitalNG41 papers
University Hospital AugsburgDE7 papers
Oslo University HospitalNO7 papers
Hvidovre HospitalDK6 papers
Enugu State University of Science and TechnologyNG6 papers
St. Paul's Hospital Millennium Medical CollegeET6 papers
Hôpital Edouard HerriotFR5 papers
Copenhagen University HospitalDK5 papers
Australian National UniversityAU4 papers
Universidade do PortoPT4 papers

Where they publish

Endoscopy International Open6
Journal of Advances in Medicine and Medical Research4
Health3
BMC Gastroenterology2
International Journal of Medicine and Health Development2
Nigerian Journal of Clinical Practice2

Development goals addressed

From each paper’s title and abstract

3Good health and well-being18
1No poverty5
11Sustainable cities and communities5
4Quality education3
2Zero hunger2
17Partnerships for the goals2
5Gender equality1
9

Most cited

High Population Frequencies of APOL1 Risk Variants Are Associated with Increased Prevalence of Non-Diabetic Chronic Kidney Disease in the Igbo People from South-Eastern Nigeria
Nephron Clinical Practice3
2013112 citationsWorld top 10%
Uptake of hepatitis B vaccination and its determinants among health care workers in a tertiary health facility in Enugu, South-East, Nigeria
BMC Infectious Diseases3
201875 citationsWorld top 10%Open access · Gold

Microscopic Colitis in a Tertiary Care Hospital in Nigeria: Rare or Under-reported?

2025International Journal of Medicine and Health DevelopmentJournalOpen access0 citations10.4103/ijmh.ijmh_54_24

Pattern, Frequency, and Correlates of Seizure-Related Headache in Enugu, Southeast Nigeria

2022International Journal of Medicine and Health DevelopmentJournalOpen access0 citations10.4103/ijmh.ijmh_23_21

Hepatopulmonary Syndrome in a Nigerian Man with Decompensated Alcoholic Liver Cirrhosis

2022Journal of Advances in Medicine and Medical ResearchJournalOpen access0 citations10.9734/jammr/2022/v34i234842

2021Journal of Advances in Medicine and Medical ResearchJournalOpen access0 citations10.9734/jammr/2021/v33i1631005

Impact of the COVID-19 pandemic on gastrointestinal endoscopy in Africa

2020Endoscopy International OpenJournalOpen access11 citations10.1055/a-1210-4274

Increasing Trend of Overweight and Obesity in a Rural Community in South East Nigeria

2020Open Journal of EpidemiologyJournalOpen accessFirst author4 citations10.4236/ojepi.2020.103026

Factors Associated with Overweight and Obesity in an Urban Area of South East Nigeria

2019Food and Nutrition SciencesJournalOpen accessFirst author13 citations10.4236/fns.2019.107054

Defecation frequency and stool form in rural and urban african settings

2019Nigerian Journal of Gastroenterology and HepatologyJournal0 citations10.4103/njgh.njgh_2_20

High degree of duodenal inflammation in Nigerians with functional dyspepsia

2013Clinical and Experimental GastroenterologyJournalOpen access9 citations10.2147/ceg.s54170

Time trends of upper gastrointestinal diseases in Nigeria.

2012PubMedJournalOpen access16 citations

High Prevalence of Anemia in Predialysis Patients in Enugu, Nigeria

2010Nephrology Research & ReviewsJournalOpen access33 citations10.4081/nr.2010.e14

Nigerian Journal of Gastroenterology and Hepatology

How it can be read

84% free to read

Diamond 16 · 36%Free to read and to publish
Gold 14 · 31%In an open-access journal
Hybrid 3 · 7%Open in a subscription journal
Bronze 4 · 9%Free to read, no open licence
Green 1 · 2%A copy in a repository
Closed 7 · 16%Behind a paywall

Who funds it

6 of 45 papers name a funder

Fogarty International Center3
Health Resources and Services Administration2
National Human Genome Research Institute2
Office of AIDS Research2
AstraZeneca1
European Society of Gastrointestinal Endoscopy1
Office of the General Counsel1
Technion-Israel Institute of Technology1

Industry, innovation and infrastructure

Nonvariceal upper gastrointestinal hemorrhage: European Society of Gastrointestinal Endoscopy (ESGE) Cascade Guideline

Endoscopy International Open17

201868 citationsWorld top 10%Open access · Gold

High Prevalence of Anemia in Predialysis Patients in Enugu, Nigeria

Nephrology Research & Reviews3

201033 citationsOpen access · Hybrid