Marc C Okeji

University of Nigeria

Publishing since 2008, latest 2026

Radiology, Nuclear Medicine and Imaging
Biomedical Engineering
Radiological and Ultrasound Technology
Pulmonary and Respiratory Medicine
Surgery
Critical Care and Intensive Care Medicine

Publications: 362008–2026
Citations: 265to those papers
h-index: 9i10-index 8
Field-weighted impact: 0.571.00 is the world average
World top 10%: 0%0 of 35 scored papers
Open access: 64%23 papers free to read

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

36 in all

ASSESSMENT OF INDOOR RADON CONCENTRATION LEVELS IN OFFICES OF UNIVERSITY OF NIGERIA, ENUGU CAMPUS, NIGERIA
2026JRRSJournalOpen accessFirst author3 citations10.82547/jrrs.vol27no1.114
USEFULNESS OF X-RAYS IN THE EVALUATION OF PATIENTS WITH PAINS OF THE UPPER LIMB
2026JRRS

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

Radiology, Nuclear Medicine and Imaging1542%
Biomedical Engineering719%
Radiological and Ultrasound Technology719%
Pulmonary and Respiratory Medicine514%
Surgery411%
Critical Care and Intensive Care Medicine38%
Emergency Medical Services38%
Emergency Medicine38%
Materials Chemistry38%
Obstetrics and Gynecology38%

Health Sciences
Physical Sciences

Topics most written on

Radiation Dose and Imaging8
Radioactivity and Radon Measurements6
Radiology practices and education6
Advanced X-ray and CT Imaging5
Graphite, nuclear technology, radiation studies3
Healthcare Operations and Scheduling Optimization3
Nuclear and radioactivity studies3
Ultrasound in Clinical Applications3
Digital Radiography and Breast Imaging2
Ectopic Pregnancy Diagnosis and Management2
Healthcare Policy and Management2
Hospital Admissions and Outcomes2

Who they write with

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

Where their co-authors are

19% of their papers have a co-author abroad

papers co-written1234567Home

Most frequent partner countries

Ghana3
Venezuela2
United Arab Emirates2
Tanzania2
South Africa2
United States1
Senegal1
Kenya1

Papers with at least one author in that country.

Institutions written with most

Nnamdi Azikiwe UniversityNG14 papers
University of CalabarNG8 papers
Rivers State UniversityNG5 papers
Usmanu Danfodiyo UniversityNG4 papers
Bayero University KanoNG3 papers
Federal University LafiaNG3 papers
University of Port Harcourt Teaching HospitalNG3 papers
Gregory University UturuNG3 papers
University of Port HarcourtNG3 papers
Universidad de CaraboboVE2 papers

Where they publish

JRRS4
Radiation Physics and Chemistry3
Journal of diagnostic medical sonography2
The Egyptian Journal of Radiology and Nuclear Medicine2
African Health Sciences1
American Journal of Applied Sciences1

Development goals addressed

From each paper’s title and abstract

17Partnerships for the goals7
3Good health and well-being3
4Quality education3
8Decent work and economic growth3
1No poverty2
2Zero hunger2
11Sustainable cities and communities1
14

Most cited

Knowledge and perception of healthcare workers towards the adoption of artificial intelligence in healthcare service delivery in Nigeria
Salud Integral y Comunitaria8
202368 citationsOpen access · Hybrid
A review of MRI studies in Africa with special focus on quantitative MRI: Historical development, current status and the role of medical physicists
Physica Medica17
202223 citationsOpen access · Bronze
Assessment of indoor radon concentration in phosphate fertilizer warehouses in Nigeria

An update on the role of podiatrists in sports medicine

2024Podiatry (Buenos Aires)JournalOpen access0 citations10.56294/pod2024106

Workflow estimation of a radiology department using modelling and simulation

2020International Journal of Advanced Operations ManagementJournal2 citations10.1504/ijaom.2020.108261

Normative Thyroid Volume by Ultrasonography in a Nigerian Pediatric Population

2018Journal of diagnostic medical sonographyJournalOpen access7 citations10.1177/8756479318793859

HOW EFFICIENT ARE THE LEAD APRONS USED FOR RADIATION PROTECTION IN OUR HOSPITALS

2018Indian Journal Of Applied ResearchJournal4 citations

Transvaginal Sonography: perception and attitude of Nigerian women

2017BMC Women s HealthJournalOpen accessFirst authorCorresponding9 citations10.1186/s12905-017-0413-z

Assessment of women’s attitude to and perception of transvaginal sonography in Nigeria

2017Technology and Health CareJournalFirst authorCorresponding2 citations10.3233/thc-170842

Evaluation of Diagnostic Quality of Chest Radiographs Seen in a Nigerian Teaching Hospital

2017Journal of Advances in Medicine and Medical ResearchJournalOpen accessFirst author3 citations10.9734/jammr/2017/35114

Potential Radiological Impacts of Phosphate Fertilizers Brands used in Southeast, Nigeria

2017American Journal of Applied SciencesJournalOpen accessCorresponding2 citations10.3844/ajassp.2017.632.635

Assessment of indoor radon concentration in phosphate fertilizer warehouses in Nigeria

2011Radiation Physics and ChemistryJournalFirst authorCorresponding21 citations10.1016/j.radphyschem.2011.11.052

How it can be read

64% free to read

Diamond 12 · 33%Free to read and to publish
Gold 2 · 6%In an open-access journal
Hybrid 3 · 8%Open in a subscription journal
Bronze 2 · 6%Free to read, no open licence
Green 4 · 11%A copy in a repository
Closed 13 · 36%Behind a paywall

16Peace, justice and strong institutions1

Radiation Physics and Chemistry