Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: Serological surveys to estimate cumulative incidence of SARS-CoV-2 infection in adults (Sero-MAss study), Massachusetts, July-August 2020- a mail-based cross-sectional study
Evaluation of Vaccination Strategies for the metropolitan area of Madrid
Child marriage and adverse reproductive outcomes among young Afghan women: implication for policy and practice in Afghanistan
Association between Median Household Income, State Medicaid Expansion Status, and COVID-19 Outcomes Across US Counties
COVID-19 Time of Intubation Mortality Evaluation (C-TIME): A System for Predicting Mortality of Patients with COVID-19 Pneumonia at the Time They Require Mechanical Ventilation.
Autoimmunity to the Lung Protective Phospholipid-Binding Protein Annexin A2 Predicts Mortality Among Hospitalized COVID-19 Patients
Food Security Impacts of the COVID-19 Pandemic: Following a Cohort of Vermonters During the First Year
Respiratory and non-respiratory manifestations in children admitted with COVID 19 in Rio de Janeiro city, Brazil
The effect of neoadjuvant therapy on PD-L1 expression and CD8 lymphocyte density in non-small cell lung cancer
A common TMPRSS2 variant protects against severe COVID-19
Are all Thermometers Equal? A Study of Three Infrared Thermometers to Detect Fever in an African Outpatient Clinic.
Local SARS-CoV-2 peptide-specific Immune Responses in Lungs of Convalescent and Uninfected Human Subjects
Vaccine effectiveness of the first dose of ChAdOx1 nCoV-19 and BNT162b2 against SARS-CoV-2 infection in residents of Long-Term Care Facilities (VIVALDI study)
Phase 1 Trial of Cyclosporine for Hospitalized Patients with COVID-19
Viral sequencing reveals US healthcare personnel rarely become infected with SARS-CoV-2 through patient contact
Variation in Racial and Ethnic Representation of Heart Transplant Recipients, Waitlists, and Local Census Demographics Across Transplant Centers in the US
Persistence of antibody and T cell responses to the Sinopharm/BBIBP-CorV vaccine in Sri Lankan individuals
Investigating Presence of Ethnoracial Bias in Clinical Data using Machine Learning
Safety and Efficacy of Daclatasvir with Sofosbuvir and Ribavirin in Hepatitis C Virus Infection: A Real World Experience from South Punjab, Pakistan
Activation of the vagal anti-inflammatory reflex by remote ischaemic conditioning in humans: experimental cross-over study.
Observed strong pervasive positive selection in the N-terminal domain, receptor-binding domain and furin-cleavage sites of SARS-CoV-2 Spike protein sampled from Zimbabwean COVID-19 patients.
DeepOS: pan-cancer prognosis estimation from RNA-sequencing data
Plasma Hydrogen Sulfide Production Capacity is Positively Associated with Post-Operative Survival in Patients Undergoing Surgical Revascularization
Does COVID-19 vaccination improve mental health? A difference-in-difference analysis of the UnderstandingCoronavirus in America study
Effectiveness of shared medical appointments delivered in primary care for improving health outcomes in patients with long-term conditions: a systematic review of randomised controlled trials
Screening for Cardiac Disease with Genetic risk scoring, Advanced ECG, Echocardiography, Protein Biomarkers and Metabolomics