Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

W. Loag · SciRah

Researcher profile · Semantic Scholar

W. Loag

Share profile

W. Loag — researcher profile on SciRah

h-index: 20
Works: 46
Citations: 1,388

Most-cited papers

Genome-wide association study indicates two novel resistance loci for severe malaria
C. Timmann, T. Thye, M. Vens, Jennifer A. Evans +21 more
2012Nature257 citations
Semantic Scholar
National health insurance coverage and socio‐economic status in a rural district of Ghana
N. Sarpong, W. Loag, J. Fobil, C. G. Meyer +3 more
2010Tropical medicine & international health151 citations
Semantic Scholar
Principal component analysis of socioeconomic factors and their association with malaria in children from the Ashanti Region, Ghana
Anne Caroline Krefis, N. Schwarz, B. Nkrumah, S. Acquah +5 more
2010Malaria Journal111 citations Open access
Semantic Scholar
Incidence and Characteristics of Bacteremia among Children in Rural Ghana
M. Nielsen, N. Sarpong, R. Krumkamp, D. Dekker +10 more
2012PLoS ONE108 citations Open access
Semantic Scholar
Modeling the relationship between precipitation and malaria incidence in children from a holoendemic area in Ghana.
Anne Caroline Krefis, N. Schwarz, A. Krüger, J. Fobil +7 more
2011American Journal of Tropical Medicine and Hygiene105 citations Open access
Semantic Scholar
Gastrointestinal Infections and Diarrheal Disease in Ghanaian Infants and Children: An Outpatient Case-Control Study
R. Krumkamp, N. Sarpong, N. Schwarz, J. Adelkofer +6 more
2015PLoS Neglected Tropical Diseases74 citations Open access
Semantic Scholar
Spatial Analysis of Land Cover Determinants of Malaria Incidence in the Ashanti Region, Ghana
Anne Caroline Krefis, N. Schwarz, B. Nkrumah, S. Acquah +6 more
2011PLoS ONE54 citations Open access
Semantic Scholar
No Association between Antenatal Common Mental Disorders in Low-Obstetric Risk Women and Adverse Birth Outcomes in Their Offspring: Results from the CDS Study in Ghana and Côte D'Ivoire
C. Bindt, Nan Guo, Marguerite Te Bonle, J. Appiah-Poku +12 more
2013PLoS ONE50 citations Open access
Semantic Scholar
Mapping Urban Malaria and Diarrhea Mortality in Accra, Ghana: Evidence of Vulnerabilities and Implications for Urban Health Policy
J. Fobil, Christian Levers, T. Lakes, W. Loag +2 more
2012Journal of urban health47 citations Open access
Semantic Scholar
A randomized trial on effectiveness of artemether-lumefantrine versus artesunate plus amodiaquine for unsupervised treatment of uncomplicated Plasmodium falciparum malaria in Ghanaian children
R. Kobbe, P. Klein, S. Adjei, Solomon Amemasor +10 more
2008Malaria Journal46 citations Open access
Semantic Scholar
Systemic bacteraemia in children presenting with clinical pneumonia and the impact of non-typhoid salmonella (NTS)
N. Schwarz, N. Sarpong, Frank Hünger, F. Marks +11 more
2010BMC Infectious Diseases45 citations Open access
Semantic Scholar
Malaria Coinfections in Febrile Pediatric Inpatients: A Hospital-Based Study From Ghana
B. Hogan, D. Eibach, R. Krumkamp, N. Sarpong +35 more
2018Clinical Infectious Diseases42 citations Open access
Semantic Scholar
Mental health related determinants of parenting stress among urban mothers of young children – results from a birth-cohort study in Ghana and Côte d’Ivoire
Nan Guo, C. Bindt, M. T. Té-Bonlé, J. Appiah-Poku +14 more
2014BMC Psychiatry39 citations Open access
Semantic Scholar
The East African Community (EAC) mobile laboratory networks in Kenya, Burundi, Tanzania, Rwanda, Uganda, and South Sudan—from project implementation to outbreak response against Dengue, Ebola, COVID-19, and epidemic-prone diseases
M. Affara, H. Lagu, Emmanuel Achol, Richard Karamagi +32 more
2021BMC Medicine34 citations Open access
Semantic Scholar
Health Care Utilization and Symptom Severity in Ghanaian Children – a Cross-Sectional Study
R. Krumkamp, N. Sarpong, B. Kreuels, L. Ehlkes +5 more
2013PLoS ONE27 citations Open access
Semantic Scholar
IL3 variant on chromosomal region 5q31-33 and protection from recurrent malaria attacks.
C. G. Meyer, Maria H. Calixto Fernandes, C. Intemann, B. Kreuels +10 more
2011Human Molecular Genetics23 citations Open access
Semantic Scholar
Clinical Indicators for Bacterial Co-Infection in Ghanaian Children with P. falciparum Infection
M. Nielsen, Solomon Amemasor, Alex Agyekum, W. Loag +5 more
2015PLoS ONE22 citations Open access
Semantic Scholar
High seroprevalence of SARS-CoV-2 in Burkina-Faso, Ghana and Madagascar in 2021: a population-based study
Nicole S. Struck, E. Lorenz, C. Deschermeier, D. Eibach +35 more
2022BMC Public Health21 citations Open access
Semantic Scholar
Geographically weighted regression of land cover determinants of Plasmodium falciparum transmission in the Ashanti Region of Ghana
L. Ehlkes, Anne Caroline Krefis, B. Kreuels, R. Krumkamp +8 more
2014International Journal of Health Geographics21 citations Open access
Semantic Scholar
FCGR2A functional genetic variant associated with susceptibility to severe malarial anaemia in Ghanaian children
K. Schuldt, C. Esser, Jennifer A. Evans, J. May +8 more
2009Journal of Medical Genetics20 citations
Semantic Scholar
A −436C>A Polymorphism in the Human FAS Gene Promoter Associated with Severe Childhood Malaria
K. Schuldt, C. C. Kretz, C. Timmann, J. Sievertsen +11 more
2011PLoS Genetics17 citations Open access
Semantic Scholar
Predictive Value of Fever and Palmar Pallor for P. falciparum Parasitaemia in Children from an Endemic Area
C. Vinnemeier, N. Schwarz, N. Sarpong, W. Loag +5 more
2012PLoS ONE16 citations Open access
Semantic Scholar
Non-typhoidal Salmonella transmission reservoirs in sub-Saharan Africa: a genomic assessment from a One Health perspective
Thorsten Thye, R. Krumkamp, J. Lusingu, L. Ofori +17 more
2025Antimicrobial Resistance and Infection Control12 citations Open access
Semantic Scholar
Correction: Gastrointestinal Infections and Diarrheal Disease in Ghanaian Infants and Children: An Outpatient Case-Control Study
R. Krumkamp, N. Sarpong, N. Schwarz, J. Adlkofer +6 more
2015PLoS Neglected Tropical Diseases9 citations Open access
Semantic Scholar
Seroprevalence of SARS-CoV-2 in urban settings in three sub-Saharan African countries (SeroCoV): a study protocol for a household-based cross-sectional prevalence study using two-stage cluster sampling
E. Lorenz, A. Souares, J. Amuasi, W. Loag +11 more
2021BMJ Open8 citations Open access
Semantic Scholar
Human genetic variant E756del in the ion channel PIEZO1 not associated with protection from severe malaria in a large Ghanaian study
T. Thye, Jennifer A. Evans, G. Ruge, W. Loag +5 more
2021Journal of Human Genetics8 citations Open access
Semantic Scholar
Understanding pre‐hospital disease management of fever and diarrhoea in children—Care pathways in rural Tanzania
M. Lamshöft, E. Liheluka, Greta Ginski, J. Lusingu +9 more
2024Tropical medicine & international health4 citations Open access
Semantic Scholar
Follow-up Survey of Children Who Received Sulfadoxine-Pyrimethamine for Intermittent Preventive Antimalarial Treatment in Infants
R. Kobbe, B. Hogan, S. Adjei, P. Klein +4 more
2010Journal of Infectious Diseases4 citations Open access
Semantic Scholar
Population-based cross-sectional seroprevalence study of SARS-CoV-2 infection in urban residential areas in Ghana
J. Amuasi, Anthony Afum-Adjei Awuah, Christian Obirikorang, Evan A Adu +25 more
2025BMJ public health3 citations Open access
Semantic Scholar
Extrapolating respiratory tract infection incidences to a rural area of Ghana using a probability model for hospital attendance.
R. Krumkamp, N. Schwarz, N. Sarpong, W. Loag +3 more
2012International Journal of Infectious Diseases3 citations Open access
Semantic Scholar
Artesunate-pyronaridine-atovaquone-proguanil and artesunate-fosmidomycin-clindamycin compared with standard artesunate-pyronaridine for the treatment of uncomplicated malaria (MultiMal): a randomised, controlled, clinical, phase 2 trial in Gabon and Ghana.
Jean Claude Dejon Agobé, Oumou Maïga-Ascofaré, A. Adegnika, Christoph Pfaffendorf +23 more
2026The Lancet Microbe2 citations Open access
Semantic Scholar
Genetic association of ACE2 rs2285666 (C>T) and rs2106809 (A>G) and susceptibility to SARS-CoV-2 infection among the Ghanaian population
Alexander Owusu Boakye, Christian Obirikorang, Anthony Afum-Adjei Awuah, E. Adu +26 more
2025Frontiers in Genetics2 citations Open access
Semantic Scholar
A cross-sectional study on risk factors for infection with Parvovirus B19 and the association with anaemia in a febrile paediatric population in Ghana
Wiebke Herr, R. Krumkamp, B. Hogan, D. Dekker +12 more
2020Scientific Reports2 citations Open access
Semantic Scholar
Characterization of secondary bacterial infections in Buruli ulcer disease in Ghana: a focus on antimicrobial resistant Staphylococcus aureus
Abigail Opoku Boadi, Charity Wiafe Akenten, Thorsten Thye, Nancy Ackam +16 more
2026BMC Infectious Diseases1 citations Open access
Semantic Scholar
Molecular characterization of extended-spectrum beta-lactamase-producing Escherichia coli among children and farm animals in Agogo, Ghana
Charity Wiafe Akenten, Hagen Frickmann, Thorsten Thye, N. Khan +14 more
2026BMC Microbiology1 citations Open access
Semantic Scholar
Incidence of invasive Salmonella infections in Agogo, Ghana
F. Marks, L. M. Cruz Espinoza, Y. Adu-Sarkodie, N. Sarpong +5 more
20121 citations Open access
Semantic Scholar
Area-based socioeconomic conditions and urban malaria and diarrhea mortalities in Accra, Ghana
J. Fobil, W. Loag, N. Schwarz, F. K. Rodrigues +3 more
20121 citations Open access
Semantic Scholar
Two-stage cluster sampling to assess SARS-CoV-2 seroprevalence without pre-enumeration: An example from Madagascar
E. Lorenz, J. Amuasi, Tiana Randrianarisoa, T. Rasamoelina +18 more
2025PLoS ONE0 citations Open access
Semantic Scholar
Limited Reliability of the Molecular Detection of Plasmodium spp. from Incubated Blood Culture Samples for Forensic Purposes
Felix Weinreich, R. Hagen, W. Loag, Oumou Maïga-Ascofaré +3 more
2022Microorganisms0 citations Open access
Semantic Scholar
Needs for an Integration of Specific Data Sources and Items - First Insights of a National Survey Within the German Center for Infection Research
C. Jakob, M. Stecher, S. Fuhrmann, Sebastian Wingen-Heimann +33 more
2021Jahrestagung der Deutschen Gesellschaft für Medizinische Informatik, Biometrie und Epidemiologie0 citations Open access
Semantic Scholar
Human genetic variant E756del in the ion channel PIEZO1 not associated with protection from severe malaria in a large Ghanaian study
T. Thye, Jennifer A. Evans, G. Ruge, W. Loag +5 more
2021Journal of Human Genetics0 citations Open access
Semantic Scholar
Frequency and proportion of susceptibility of the four most frequent isolated pathogens to antibiotics and MDR a .
M. Nielsen, N. Sarpong, R. Krumkamp, D. Dekker +10 more
20130 citations Open access
Semantic Scholar
378 Growing up Healthy in Ghana II: Socioeconomic and Spatial Predictors
B. Reime, Andreas Hahn, B. Kreuels, W. Loag +2 more
2012Archives of Disease in Childhood0 citations Open access
Semantic Scholar
1679 Growing up Healthy in Ghana I: Genetic Predictors
O. Maiga, B. Reime, Andreas Hahn, B. Kreuels +2 more
2012Archives of Disease in Childhood0 citations Open access
Semantic Scholar
' s response to reviews Title : Systemic bacteraemia in children presenting with clinical pneumonia and the impact of non-typhoid salmonella ( NTS )
N. G. Schwarz, N. Sarpong, Frank Hünger, S. Acquah +5 more
20100 citations
Semantic Scholar
Correction
R. Krumkamp, N. Sarpong, N. Schwarz, J. Adlkofer +3 more
2001Journal of Cell Biology0 citations Open access
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

J. May×24
Invite
J. May — researcher profile on SciRah
N. Sarpong×17
Invite
N. Sarpong — researcher profile on SciRah
Y. Adu-Sarkodie×17
Invite
Y. Adu-Sarkodie — researcher profile on SciRah
N. Schwarz×14
Invite
N. Schwarz — researcher profile on SciRah

×13

Invite

R. Krumkamp — researcher profile on SciRah

Invite

D. Dekker — researcher profile on SciRah

Invite

D. Eibach — researcher profile on SciRah

Invite

B. Kreuels — researcher profile on SciRah

Invite

R. Hagen — researcher profile on SciRah

Invite

D. Ansong — researcher profile on SciRah

Invite

C. G. Meyer — researcher profile on SciRah

R. Horstmann×6

Invite

R. Horstmann — researcher profile on SciRah