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Disease evidence hub

COVID-19

A curated view of published COVID-19 research, auditable classifier relationships, and its publication timeline.

Published evidence
1387
Diseases
86
Countries
137
Topics
14

Evidence timeline

Publication timeline

Open disease surveillance →

Monthly publication counts from the catalogue show how research activity changes over time.

24 publication months · peak 2026-08 (61)
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Research Radar publications

Guidance and vaccine-policy evidence

Vaccine-policy evidence Counterfactual evaluation of COVID-19 control policies in South Korea: A scenario-based modeling study Vaccine-policy evidence Pfizer Versus Moderna COVID-19 Vaccine Effectiveness Against Mortality: Evidence from Linked Mortality and Vaccination Records in Indiana Vaccine-policy evidence Factors associated with severe COVID-19 outcomes among adults with at least a primary vaccination schedule: A retrospective cohort study from Alberta, Canada Guidance-related publication Joint impact of the number of comorbidities and the COVID-19 pandemic on the concordance of antibiotic prescriptions with clinical guidelines, in the community Vaccine-policy evidence Genomic epidemiology of invasive meningococcal disease in Scotland before, during, and after the COVID-19 pandemic: a retrospective observational study Vaccine-policy evidence Effectiveness of seasonal mRNA COVID-19 vaccination against post COVID-19 condition between July 2023 and September 2024 among adults aged ≥ 60 years in Germany: a population-based cohort study Guidance-related publication 2025 Clinical Practice Guideline Update by the Infectious Diseases Society of America on the Treatment and Management of COVID-19: Antiviral Treatment for Mild to Moderate COVID-19 in Adults Guidance-related publication Management of COVID-19 in immunocompromised patients: an European Society of Clinical Microbiology and Infectious Diseases consensus document

Guidance and policy markers identify dated publications in the curated catalogue; they do not by themselves establish that an official policy changed on that date.

Evidence stream

Published literature

1387

30 of 1387 publications shown

Peer reviewed Open access SyphilisCOVID-19 SurveillanceDiagnosticsTreatment
DOI 10.3389/fpubh.2026.1960182 ↗

Trends and projections of the syphilis burden in China: an analysis of GBD 2021 data and global comparison

Wei Li, Wei Wei, Wei-Feng Shen

Frontiers in Public Health

Type
Journal article
Scope
China

Why it matters now The authors identify prenatal syphilis screening and timely, evidence-based treatment as important for preventing congenital syphilis, and emphasize improved clinician recognition of late-stage syphilis complications. They also call for investigation of whether healthcare disruptions, surveillance artifacts, or reporting changes contributed to the recent mortality and DALY trends.

Peer reviewed Open access COVID-19 Vaccination
DOI 10.1371/journal.pmed.1004772 ↗

Global return-on-investment of COVID-19 vaccines in the first year of the vaccination programme: A model-based economic evaluation

Hallie Benjamin, Gregory Barnsley, Oliver J. Watson +1 more

PLOS Medicine

Type
Journal article
Scope
Not classified

Why it matters now The abstract describes COVID-19 vaccines as critical to reducing global health burden and concludes that rapid vaccine development and equitable global distribution should be prioritized before and during global health crises.

Peer reviewed Open access COVID-19 Vaccination
DOI 10.4269/ajtmh.26-0302 ↗

Post-Coronavirus Disease Condition among Nonhospitalized Patients in Honduras: A Prospective Cohort Study: 2022–2023

Charles Daniel Schnorr, Omar Antonio Diaz Poujol, Salomé Garnier +18 more

The American Journal of Tropical Medicine and Hygiene

Type
Cohort study
Scope
Honduras

Why it matters now The findings suggest a substantial and potentially under-recognized burden of post-COVID condition among high-risk nonhospitalized patients in Honduras, highlighting the need for further research to assess whether this reflects the burden in broader regional populations.

Peer reviewed Open access COVID-19 Diagnostics
DOI 10.1093/ofid/ofag722 ↗

Higher Diagnostic Yield of Sputum Versus Oropharyngeal Swabs for Viral Pathogens in Hospitalized Non-COVID-19 Community-acquired Pneumonia

Pei Min Thong, Dorothy Hui Lin Ng, Sharlene Ho +87 more

Open Forum Infectious Diseases

Type
Journal article
Scope
Not classified

Why it matters now The results may inform specimen selection when viral testing is needed for community-acquired pneumonia management and infection-control decisions in hospitalized patients.

Peer reviewed Open access HIV infectionCOVID-19 SurveillanceTreatment
DOI 10.1093/ofid/ofag714 ↗

Recent increases in new HIV diagnoses among cisgender women in King, Los Angeles and San Francisco Counties, 2015-2024

Jennifer E Balkus, Kathleen Poortinga, Apri Terzian +10 more

Open Forum Infectious Diseases

Type
Journal article
Scope
United States

Why it matters now The authors highlight that the upward trend reverses prior declines and stress that expanding access to non-stigmatizing HIV screening, prevention, and care for cis women is critical to curb the rise.

Peer reviewed Open access COVID-19Haemophilus influenzae SurveillanceVaccination
DOI 10.1128/spectrum.02293-26 ↗

Bacterial etiology of acute otitis media with spontaneous otorrhea in Spanish children: molecular insights from a multicenter study

Lucía Fernández-Delgado, Josep Vicent Balaguer-Martínez, Aida González-Díaz +25 more

Microbiology Spectrum

Type
Journal article
Scope
Not classified

Why it matters now The authors state that these findings underscore the need for continued surveillance to guide future vaccination and prevention strategies, and they highlight the value of molecular methods and whole-genome analysis for understanding pathogen dynamics in vaccinated children.

Peer reviewed Open access COVID-19 Surveillance
DOI 10.1128/spectrum.01089-26 ↗

Etiological characteristics and genotypes of Mycoplasma pneumoniae infection in children in Baoding from 2022 to 2024

Ze-ming Wang, Ting-ting Jiang, Wei-wei Jiao +10 more

Microbiology Spectrum

Type
Journal article
Scope
China

Why it matters now The authors frame the findings as supporting improved monitoring, prudent antibiotic use, and focused prevention of MP in children during the post-pandemic period.

Peer reviewed Open access SyphilisCOVID-19 TreatmentTransmission dynamics
DOI 10.1097/olq.0000000000002436 ↗

Demographic and clinical factors associated with Syphilis treatment initiation in a tribal health system: a retrospective cohort study

Andrea Blair, Ashley Comiford, Molly Feder +1 more

Sexually Transmitted Diseases

Type
Cohort study
Scope
Not classified

Why it matters now The paper identifies care setting and STI co-infection as factors associated with treatment initiation and suggests that engaging emergency department and urgent care providers and patients may support public health efforts to improve initiation.

Peer reviewed Open access COVID-19Brucellosis TreatmentOne HealthSurveillance
DOI 10.1016/j.ijid.2026.109119 ↗

A multi-model counterfactual analysis of human brucellosis in China: spatiotemporal epidemiology and heterogeneous pandemic-associated deviations in 2020

Mengen Xu, YuanZhi Huang, Hongwei Ma +6 more

International Journal of Infectious Diseases

Type
Journal article
Scope
China, Mongolia

Why it matters now The endemic pattern and age distribution shift suggest brucellosis remains a persistent occupational health concern in pastoral regions. The authors recommend prevention efforts targeting endemic hotspots, periods of livestock exposure (particularly birthing season), and sustained surveillance during public health emergencies.

Peer reviewed Open access HIV infectionAIDS Travel medicineDiagnostics
DOI 10.1097/qai.0000000000003843 ↗

High HIV Incidence Among HIV-Infected But Undetected Individuals Seeking HIV Voluntary Counselling and Testing Services in the Greater Masaka Region in Uganda

Obuku Andrew Ekii, Freddie Mukasa Kibengo, Samson Okumu +28 more

JAIDS Journal of Acquired Immune Deficiency Syndromes

Type
Cross-sectional study
Scope
Uganda

Why it matters now The study reports that acute HIV infection can be detected by the GeneXpert HIV-1 Viral Load assay and that incident infection can be estimated without a longitudinal cohort, which the authors frame as relevant to HIV testing and control of new infections in sub-Saharan Africa.

Disseminated Mucormycosis and monoclonal gammopathy in a young sarcoidosis patient following COVID-19: A rare case report

Hossam A. Abady, Mohamed M. El-Khatib, Nadine Soliman +6 more

Diagnostic Microbiology and Infectious Disease

Type
Journal article
Scope
Not classified

Why it matters now The authors emphasize the diagnostic and therapeutic difficulty when granulomatous disease, an opportunistic fungal infection, and a hematological abnormality coexist, and stress early recognition and prompt aggressive treatment. Indexing against COVID-19 with diagnostics and treatment topics places it within literature on severe post-COVID-19 opportunistic infection management.

Peer reviewed Open access COVID-19Syphilis TreatmentTransmission dynamics
DOI 10.1016/j.amepre.2025.03.008 ↗

Trends in Incidence of Syphilis Among U.S. Adults From January 2017 to October 2024

Duy Do, Patricia J. Rodriguez, Samuel Gratzl +3 more

American Journal of Preventive Medicine

Type
Journal article
Scope
United States

Why it matters now The results point to a need for tailored efforts against syphilis transmission across varied communities, especially those that may feel less susceptible.

Peer reviewed Open access SARSCOVID-19 SurveillanceTravel medicine
DOI 10.1016/j.meegid.2026.106036 ↗

Aircraft wastewater virome surveillance from domestic and international flights reveals viral diversity among travellers: A proof-of-concept study from Gujarat, India

Nitin Shukla, Nimesh Patel, Jinal Thakor +9 more

Infection, Genetics and Evolution

Type
Journal article
Scope
India

Why it matters now The authors suggest that ongoing airport wastewater monitoring may offer early alerts to health agencies and support coordinated response, pending cross-border cooperation.

Genomic insights of invasive M1UK Group A Streptococci in Greece, 2019–2024

Angeliki Mavroidi, Nikolaos Spanakis, Elizabeth-Barbara Tatsi +4 more

Infection, Genetics and Evolution

Type
Journal article
Scope
Greece, United Kingdom

Why it matters now The documented expansion of the M1UK lineage in Greek iGAS isolates during the post-COVID-19 period, combined with the presence of a marker associated with heightened toxin expression, highlights the value of sustained genomic and epidemiological surveillance for invasive streptococcal disease. The findings are relevant to understanding how virulent lineages spread geographically, potentially through multiple independent introductions.

Peer reviewed Open access COVID-19SARS Treatment
DOI 10.1002/pds.70511 ↗

Comparing the Risk of Maternal Complications and Adverse Infant Outcomes Among Pregnancies With and Without COVID-19 in the Sentinel System.

Shinde MU, Cosgrove A, Kempner ME +9 more

Pharmacoepidemiology and drug safety

Type
Journal article
Scope
Not classified

Why it matters now Pregnancy-related COVID-19 outcomes are relevant to maternal and infant health surveillance, particularly assessment of severity-stratified risks for pregnancy complications and the potential for changing clinical management recommendations to alter outcome trends.

Peer reviewed Open access Venezuelan equine encephalitisSARS Treatment
DOI 10.1016/j.antiviral.2026.106548 ↗

Molnupiravir, first small molecule therapeutic to demonstrate therapeutic efficacy against Venezuelan equine encephalitis virus in the cynomolgus macaque model

Christina L. Gardner, Lisa Pieterse, Ashley E. Piper +10 more

Antiviral Research

Type
Journal article
Scope
Not classified

Why it matters now VEEV is an emergent arbovirus associated with periodic outbreaks in Central and South America, causing high morbidity due to a 1:1 clinical-to-subclinical ratio and neurological disease in up to 14% of cases. No FDA-approved vaccines or therapeutics for VEEV currently exist.

Peer reviewed Open access SARSCOVID-19
DOI 10.1097/qai.0000000000003924 ↗

Adverse Birth Outcomes Associated With SARS-CoV-2 Infection Among Pregnant Women With and Without HIV: A Longitudinal Cohort Study.

Ahmed El-Imam I, Koudjra AR, Nampota-Nkomba N +7 more

Journal of acquired immune deficiency syndromes (1999)

Type
Cohort study
Scope
Malawi

Why it matters now The findings indicate that SARS-CoV-2 infection during pregnancy poses particular risks for adverse birth outcomes among women living with HIV in high-burden settings, suggesting need for integrated antenatal care and targeted infection prevention strategies in this population.

Peer reviewed Open access SARSCOVID-19 Vaccination
DOI 10.1038/s41598-026-75831-3 ↗

Vaccination rates, facilitators and barriers for influenza, pneumococcal and SARS-CoV-2 vaccination among sepsis survivors: a Mid-German Sepsis Cohort survey

Carl Zimmermann, Sebastian Born, Norman Rose +4 more

Scientific Reports

Type
Journal article
Scope
Germany

Why it matters now The authors describe considerable vaccination gaps in sepsis survivors and identify general-practitioner counselling and vaccination-status checks as potential elements of sepsis aftercare.

Peer reviewed Open access COVID-19SARS TreatmentDiagnostics
DOI 10.2169/internalmedicine.7725-26 ↗

A Case of Recurrent COVID-19 Pneumonia Following Rituximab Therapy: Treatment Informed by a Serial Transbronchial Lung Cryobiopsy, BALF SARS-CoV-2 PCR, and the Clinical Course.

Hayashi J, Nagai T, Seki K +11 more

Internal medicine (Tokyo, Japan)

Type
Journal article
Scope
Not classified

Why it matters now The authors suggest that cryobiopsy histopathology combined with virological findings and clinical course may add complementary information for treatment selection in this type of patient. This is a single-case observation and does not address population-level health outcomes.

Peer reviewed Open access COVID-19SARS Vaccination
DOI 10.23876/j.krcp.26.231 ↗

Clinical effects of third doses of mRNA COVID-19 vaccines among hemodialysis patients: a nationwide retrospective cohort study

AJin Cho, Seon A Jeong, Yu Bin Seo +3 more

Kidney Research and Clinical Practice

Type
Cohort study
Scope
Not classified

Why it matters now Findings indicate booster mRNA vaccination may reduce severe outcomes in a high-risk dialysis group, supporting booster use in this population.

Pan-Coronavirus Molecular Surveillance in Stool Samples from Patients with Acute Gastroenteritis: SARS-CoV-2 as the Only Coronavirus Detected

Seda Tezcan-Ulger, Seyma Akbulut, Aslihan Bekci +3 more

Pathogens

Type
Genomic study
Scope
Not classified

Why it matters now The study supplies baseline data on coronavirus RNA in an understudied specimen and suggests stool-based screening could complement future One Health surveillance, though RNA presence alone is not infectivity.

Peer reviewed Open access COVID-19SARS VaccinationTreatment
DOI 10.3389/fpubh.2026.1917493 ↗

Study on the clinical outcomes of COVID-19 infection and immune responses following the third booster dose of inactivated COVID-19 vaccine in hematologic disease patients

Haiying Zhang, Xin Wang, Runling Zhang +4 more

Frontiers in Public Health

Type
Cross-sectional study
Scope
Not classified

Why it matters now Findings inform understanding of COVID-19 testing outcomes and booster immunogenicity in immunocompromised hematology patients.

Peer reviewed Open access HIV infectionCOVID-19 Transmission dynamicsTreatment
DOI 10.3389/fpubh.2026.1944492 ↗

Estimating the effective reproduction number of HIV infections in Japan from 1985 to 2025: a Bayesian extended back calculation

Seiko Fujiwara, Hiroshi Nishiura

Frontiers in Public Health

Type
Journal article
Scope
Japan

Why it matters now Long-term HIV control in Japan appears successful, but regular estimate updates and revised testing and treatment strategies are described as needed.

Peer reviewed Open access COVID-19Influenza Surveillance
DOI 10.1186/s12879-026-14610-x ↗

Detection profiles and co-detection patterns of respiratory pathogens in hospitalized patients with acute respiratory infections after the COVID-19 pandemic in Nantong, China

Ting Wu, Wen Liao, Jianguo Zhang +1 more

BMC Infectious Diseases

Type
Cross-sectional study
Scope
China

Why it matters now Age- and season-specific peaks suggest value in tailoring surveillance by school-age and winter periods, per the authors' stated support for informed monitoring.

FLIFuse: a lightweight parallel multi-branch network for pneumonia pathogen identification in chest x-rays

Yi Yang, Zhaoli Yao, Zhikun Zhang +4 more

Frontiers in Cellular and Infection Microbiology

Type
Journal article
Scope
Not classified

Why it matters now The approach may help reduce diagnostic delay and antibiotic misuse where experienced radiologists are limited, addressing antimicrobial resistance risks through efficient computer-aided interpretation.

Peer reviewed Open access COVID-19 Transmission dynamics
DOI 10.1017/s0950268826102234 ↗

Effectiveness of public health and social measures during the early COVID-19 waves in Japan

Thein Min Swe, Mayu Nagata, Yuta Okada +1 more

Epidemiology and Infection

Type
Mathematical modelling
Scope
Japan

Why it matters now The results suggest that emergency and mobility-restricting steps averted substantial mortality in Japan's largest urban areas during 2020–2021.

Peer reviewed Open access COVID-19Influenza Vaccination
DOI 10.1017/s0950268826102180 ↗

An investigation into post-pandemic ethnic group and deprivation inequalities in influenza and COVID-19 hospitalizations.

Scott M, Browning L, Roberts T +3 more

Epidemiology and infection

Type
Journal article
Scope
Bangladesh

Why it matters now Improving vaccination coverage in under-vaccinated groups is highlighted as a continuing public health priority based on the mediation results.

Explainable machine learning-based forecasting of COVID-19 cases: a comparative analysis of maharashtra and Kerala, India

Archana Patel, Roshan Wathore, Devishree Jadhao +3 more

BMC Infectious Diseases

Type
Journal article
Scope
India

Why it matters now Context-specific forecasting models that adapt to shifting mobility and policy conditions may improve understanding of subnational epidemic spread.