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Prevalence of the hepatitis B surface antigen in a population of workers in Cameroon
(Articles)
Firmin Ankouane Andoulo
,
Michèle Tagni-Sartre
,
Dominique Noah Noah
,
Roger
Djapa
,
Elie Claude Ndjitoyap Ndam
Open Journal of Gastroenterology
Vol.3 No.8
,December 26, 2013
DOI:
10.4236/ojgas.2013.38057
4,480
Downloads
6,992
Views
Citations
Rectal bleeding in adults over 20 years: Endoscopic investigations and results in current hospital practices in Yaoundé, Cameroon
(Articles)
Firmin Ankouane Andoulo
,
Dominique Noah Noah
,
Roger
Djapa
,
Michele Tagni Sartre
,
Elie Claude Ndjitoyap Ndam
,
Kathleen Ngu Blacket
Open Journal of Gastroenterology
Vol.3 No.6
,October 29, 2013
DOI:
10.4236/ojgas.2013.36051
3,096
Downloads
5,183
Views
Citations
Biermer Disease in an Unusual Neurological Presentation without Anemia: A Case Report
(Articles)
Nsenga
Djapa
Guy
Roger
,
Fogang Fogoum Yannick
,
Ndjitoyap Ndam Antonin Wilson
,
Kowo Pierre Mathurin
,
Ankouane Andoulo Firmin
,
Choukem Simon Pierre
Open Journal of Gastroenterology
Vol.12 No.5
,May 31, 2022
DOI:
10.4236/ojgas.2022.125013
80
Downloads
597
Views
Citations
Intracystic bleeding of a solitary hydatid cyst: A rare complication of a rare disease in central Africa. A case report
(Articles)
Ankouane Andoulo Firmin
,
Ngo Nonga Bernadette
,
Monabang Catherine
,
Djapa
Roger
,
Tchoumi Eric
,
Njoya Oudou
,
Ndjitoyap Ndam Elie Claude
,
D. P. McManus
,
Malonga Eimo
Case Reports in Clinical Medicine
Vol.2 No.2
,May 24, 2013
DOI:
10.4236/crcm.2013.22044
5,342
Downloads
8,076
Views
Citations
Evaluation of Non-Invasive Markers of Liver Fibrosis in Chronic Hepatitis B Patients in a Sub-Saharan African Setting: Transient Elastography versus APRI, FIB4, GTT/Platelet Scores
(Articles)
Servais Albert Fiacre Bagnaka Eloumou
,
Tatiana Winnie Bekolo Nga
,
Antonin Ndjitoyap Ndam
,
Gael Gilles Aghoagni Gouajio
,
Guy
Roger
Nsenga
Djapa
,
Cynthia Kila Shang
,
Agnes Malongue
,
Dominique Noah Noah
,
Firmin Ankouane Andoulo
,
Christian Tzeuton
,
Henry Namme Luma
Open Journal of Gastroenterology
Vol.13 No.6
,June 27, 2023
DOI:
10.4236/ojgas.2023.136020
115
Downloads
463
Views
Citations
Diagnosis of
Helicobacter pylori
Infection in Low Out-Outcome Country: Rapid Urease Test, Serological Test, versus Direct Microbiological Examination with Gram Stain
(Articles)
Winnie Tatiana Bekolo Nga
,
Guy
Roger
Nsenga
Djapa
,
Kelly Ilinga Meme Mamende
,
Antonin Wilson Ndjitoyap Ndam
,
David Sepo Sepo
,
Agnès Malongue
,
Firmin Ankouane Andoulo
,
Oudou Njoya
,
Henry Luma Namme
,
Elie Claude Ndjitoyap Ndam
,
Carole Else Eboumbou
,
Servais Albert Fiacre Eloumou Bagnaka
Open Journal of Gastroenterology
Vol.13 No.6
,June 27, 2023
DOI:
10.4236/ojgas.2023.136019
98
Downloads
533
Views
Citations
The Exact Similarity between the Positron and the Electron Equations in a P and the T Violations
(Articles)
Roger
Boudet
Journal of Modern Physics
Vol.3 No.8
,August 16, 2012
DOI:
10.4236/jmp.2012.38101
4,657
Downloads
6,713
Views
Citations
On Five Independent Phenomena Sharing a Common Cause
(Articles)
Roger
Ellman
Journal of Applied Mathematics and Physics
Vol.2 No.5
,April 24, 2014
DOI:
10.4236/jamp.2014.25006
4,266
Downloads
5,308
Views
Citations
Gravito-Electric Power Generation
(Articles)
Roger
Ellman
Journal of Applied Mathematics and Physics
Vol.2 No.5
,April 24, 2014
DOI:
10.4236/jamp.2014.25013
4,936
Downloads
6,294
Views
Citations
Mitigating Biodiversity Concerns in Eucalyptus Plantations Located in South China
(Articles)
Roger
A. Williams
Journal of Biosciences and Medicines
Vol.3 No.6
,June 12, 2015
DOI:
10.4236/jbm.2015.36001
6,392
Downloads
8,073
Views
Citations
The Problem of Big Bang Matter vs. Antimatter Symmetry
(Articles)
Roger
Ellman
Open Access Library Journal
Vol.2 No.11
,November 25, 2015
DOI:
10.4236/oalib.1102117
1,210
Downloads
2,044
Views
Citations
Connecting Newton’s G with the Rest of Physics—Modern Newtonian Gravitation Resolving the Problem of “Big G’s” Value
(Articles)
Roger
Ellman
International Journal of Geosciences
Vol.8 No.4
,April 18, 2017
DOI:
10.4236/ijg.2017.84022
2,275
Downloads
3,734
Views
Citations
This article belongs to the Special Issue on
Research on Universal Gravitation
The Experimental Data Validation of Modern Newtonian Gravitation over General Relativity Gravitation
(Articles)
Roger
Ellman
International Journal of Geosciences
Vol.8 No.4
,April 18, 2017
DOI:
10.4236/ijg.2017.84023
1,874
Downloads
2,697
Views
Citations
This article belongs to the Special Issue on
Research on Universal Gravitation
The Mechanics of Gravitation—What It Is; How It Operates
(Articles)
Roger
Ellman
International Journal of Geosciences
Vol.8 No.4
,April 18, 2017
DOI:
10.4236/ijg.2017.84024
1,999
Downloads
3,020
Views
Citations
This article belongs to the Special Issue on
Research on Universal Gravitation
Gravitational and Anti-Gravitational Applications
(Articles)
Roger
Ellman
International Journal of Geosciences
Vol.8 No.4
,April 18, 2017
DOI:
10.4236/ijg.2017.84025
2,111
Downloads
3,248
Views
Citations
This article belongs to the Special Issue on
Research on Universal Gravitation
An Investigation of the Carbon Neutrality of Wood Bioenergy
(Articles)
Roger
A. Sedjo
,
Xiaohui Tian
Journal of Environmental Protection
Vol.3 No.9
,September 24, 2012
DOI:
10.4236/jep.2012.39114
5,883
Downloads
8,208
Views
Citations
Expanding public health professionals’ roles in promoting and supporting breastfeeding as optimal infant feeding: A pilot study with online tutorial implications
(Articles)
Amna Umer
,
Roger
A. Edwards
Open Journal of Preventive Medicine
Vol.3 No.2
,April 29, 2013
DOI:
10.4236/ojpm.2013.32025
6,097
Downloads
8,868
Views
Citations
Post-Planting Fertilization as a Reforestation Aid on a Sulfurous, Semiarid Surface Mine
(Articles)
Roger
F. Walker
Natural Resources
Vol.4 No.2
,June 13, 2013
DOI:
10.4236/nr.2013.42027
4,766
Downloads
6,544
Views
Citations
Pulse Soliton Solutions of the Modified KdV and Born-Infeld Equations
(Articles)
Jean
Roger
Bogning
Int'l J. of Modern Nonlinear Theory and Application
Vol.2 No.2
,June 18, 2013
DOI:
10.4236/ijmnta.2013.22017
5,900
Downloads
9,516
Views
Citations
X-Efficiency among Chinese Banks
(Articles)
Roger
Frantz
,
Taylor Mackay
Open Journal of Social Sciences
Vol.3 No.3
,March 6, 2015
DOI:
10.4236/jss.2015.33013
3,446
Downloads
4,525
Views
Citations
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