Instruct: Identify the main category of a medRxiv paper based on its title.
Query: Pregnancy Loss and Cardiovascular Disease: A Nationwide Cohort Study
Opinion of Health Care Providers on Birth Companions in Obstetrics Department of a Tertiary Care Hospital in North India
Breakthrough Symptomatic COVID-19 Infections Leading to Long Covid: Report from Long Covid Facebook Group Poll
Assessment of the infectious threshold of SARS-CoV-2 in primary airway epithelial cells
A prospective observational cohort study to identify inflammatory biomarkers for the diagnosis and prognosis of patients with sepsis
COVID-19 vaccine hesitancy January-March 2021 among 18-64 year old US adults by employment and occupation
Neutralizing antibody responses 10 months after mild and moderately-severe SARS-CoV-2 infection
Estimating the impact of Angelman syndrome on parental productivity in Australia using productivity-adjusted life years
Humoral immune response of patients infected by earlier lineages of SARS-CoV-2 neutralizes wild types of the most prevalent variants in Brazil
EXCESS DEATHS FROM ALL CAUSES AND BY COVID-19 IN BRAZIL IN 2020
Standardized incidence ratio of the COVID-19 pandemic: a case study in a Midwestern state
A blood-based miRNA signature with prognostic value for overall survival in advanced stage non-small cell lung cancer treated with immunotherapy
On the in vivo kinetics of gene delivery vectors
Immunoglobulin Replacement Therapy in Chronic Lymphocytic Leukaemia patients with hypogammaglobulinaemia and infection; analysis of total national utilisation data in Australia 2008-2013
Effectiveness and Safety of Niclosamaide as Add-on Therapy to the Standard of Care Measures in COVID-19 Management: Randomized controlled clinical trial
Novel highly divergent SARS-CoV-2 lineage with the Spike substitutions L249S and E484K
The World Mortality Dataset: Tracking excess mortality across countries during the COVID-19 pandemic
Simultaneous evaluation of antibodies that inhibit SARS-CoV-2 RBD variants with a novel competitive multiplex assay
Vaccine confidence and timeliness of childhood immunisation by health information source, maternal, socioeconomic, and geographic characteristics in Albania
Implementing semantic interoperability of gene expression profiles using the HL7 FHIR standard
On the lag between deaths and infections in the first phase of the Covid-19 pandemic
SARS-CoV-2 transmission in K-12 schools in the Vancouver Coastal Health Region: a descriptive epidemiologic study
Increase in SARS-CoV-2 RBD-specific IgA and IgG Antibodies in Human Milk from Lactating Women Following the COVID-19 Booster Vaccination
A case of autosomal dominant osteopetrosis type II with a severe bone phenotype but no amino acid converting mutation in the CLCN7 gene
Gene and metabolite expression dependence on body mass index in human myocardium.
Low SARS-CoV-2 infection rate and high vaccine-induced immunity among German healthcare workers at the end of the third wave of the COVID-19 pandemic