Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Social support & sustained physical activity during the COVID-19 pandemic
Impact of the COVID-19 pandemic on the malaria burden in northern Ghana: Analysis of routine surveillance data
Temporal association of reduced serum vitamin D with COVID-19 infection: A single-institution case-control and historical cohort study
Absence of Glutathione S-Transferase Theta 1 Gene is Significantly Associated with Breast Cancer Susceptibility in Pakistani Population and Poor Overall Survival in Breast Cancer Patients: A Case-Control and Case Series Analysis
Subjective sleep quality and objective sleep physiology in migraineurs: a meta-analysis
Effectiveness of Face Masks in Blocking the Transmission of SARS-CoV-2: a Preliminary Evaluation of Masks Used by SARS-CoV-2-Infected Individuals
Transdiagnostic Profiles of Behaviour and Communication Relate to Academic and Socioemotional Functioning and Neural White Matter Organisation
SARS-CoV-2 genomic surveillance enables the identification of Delta/Omicron co-infections in Argentina.
SARS-CoV-2 vaccine breakthrough infections with the alpha variant are asymptomatic or mildly symptomatic among health care workers.
Recommendations for COVID-19 Vaccination in People with Rheumatic Disease: Developed by the Singapore Chapter of Rheumatologists
Prefrontal Cortex Definitions and Their Use in Distinguishing Pornography Addicted Juveniles
CoviVac vaccination induces production of neutralizing antibodies against Delta and Omicron variants of SARS-CoV-2
Automatized and combined HIV, HBV, HCV, and syphilis testing among illegal gold miners in French Guiana using a standardized dried blood device
Evaluation of COVID-19 vaccination strategies with a delayed second dose
Epigenome-wide DNA methylation profiling of healthy COVID-19 recoverees reveals a unique signature in circulating immune cells
Vagus nerve cross-sectional area in patients with Parkinsons Disease; an ultrasound case-control study
MRI Intensity Standardization Evaluation Design for Head and Neck Quantitative Imaging Applications
Determining the Impact of Ethnicity on the Accuracy of Measurements of Oxygen Saturations. A Retrospective Cohort Study
Predicting the course of Covid-19 and other epidemic and endemic disease
Companionship for women using English maternity services during COVID-19: National and organisational perspectives
Viral genetic sequencing identifies staff transmission of COVID-19 is important in a community hospital outbreak
Post operative acute kidney injury in abdominal Surgeries. A retrospective analysis of single center in western India.
Helmet noninvasive ventilation for COVID-19 patients (Helmet-COVID): study protocol for a multicenter randomized controlled trial
Under what circumstances could vaccination offset the harm from a more transmissible variant of SARS-COV-2 in NYC? Trade-offs regarding prioritization and speed of vaccination.
Benefits of natural habitat particularly woodland on children's cognition and mental health
A genome-wide association study of COVID-19 related hospitalization in Spain reveals genetic disparities among sexes