Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Survey of residential indoor Particulate Matter measurements 1990-2019
Dietary differences by job type and industry among workers in Japan during the COVID-19 pandemic: A cross-sectional study
Transcriptome and DNA methylome analysis of peripheral blood samples reveals incomplete restoration and transposable element activation after 3-month recovery of COVID-19
The impact of the UK's first COVID-19 lockdown on rates of violence and aggression on psychiatric inpatient wards
Children with SARS-CoV-2 in the National COVID Cohort Collaborative (N3C)
Seroprevalence of anti-SARS-CoV-2 IgG antibodies among truck drivers and assistants in Kenya
Humoral immune responses against SARS-CoV-2 variants including omicron in solid organ transplant recipients after three doses of a COVID-19 mRNA vaccine
Prevalence of RT-qPCR-detected SARS-CoV-2 infection at schools: First results from the Austrian School-SARS-CoV-2 prospective cohort study
Effectiveness of SARS-CoV-2 mRNA Vaccines for Preventing Covid-19 Hospitalizations in the United States
The Persistence of Neutralising Antibodies up to 11 months after SARS-CoV-2 Infection in the Southern Region of New Zealand
The role of corticospinal and extrapyramidal pathways in motor impairment after stroke
Using FIB-4 score as a screening tool in the assessment of significant liver fibrosis (F2) in patients with transfusion dependent beta thalassaemia: a cross sectional study
Patient perspectives on healthcare at the time of COVID-19 and suggestions for care redesign after the pandemic: a qualitative study in all six WHO regions
A Novel method for estimating right atrial pressure with point-of-care ultrasound (POCUS)
Time to reinfection and vaccine breakthrough SARS-CoV-2 infections: a retrospective cohort study
Evaluating strategies to combat a major syphilis outbreak in Australia among Aboriginal and Torres Strait Islander peoples in remote and regional Australia through mathematical modelling.
Mental health of health care workers during the COVID-19 pandemic and evidence-based frameworks for mitigation: A rapid review
The challenge of limited vaccine supplies: impact of prior infection on anti-spike IgG antibody trajectories after a single COVID-19 vaccination
A COMPARATIVE EVALUATION OF NON-INCISED PAPILLAE AND ENTIRE PAPILLA PRESERVATION SURGICAL APPROACHES IN TREATMENT OF INTRABONY DEFECTS. A CLINICAL AND RADIOGRAPHIC STUDY
Impaired alpha and beta modulation in response to social stimuli in children with autism spectrum disorder
Occupation and COVID-19 mortality in England: a national linked data study of 14.3 million adults
REPEATABILITY OF A DIGITAL IMAGING TECHNOLOGY FOR DENTAL PLAQUE QUANTITATION (QRAYCAM PRO) IN CURRENT, FORMER AND NEVER SMOKERS STUDY PROTOCOL
SYSTEMATIC REVIEW EXPLORING THE IMPACT OF SOCIO-CULTURAL FACTORS ON PAIN MANAGEMENT APPROACHES IN SUB- SAHARAN AFRICA
A Sanger-based approach for scaling up screening of SARS-CoV-2 variants of interest and concern
Detection and quantification of SARS-CoV-2 RNA in wastewater influent in relation to reported COVID-19 incidence in Finland
Learning from pandemics: using extraordinary events can improve disease now-casting models