Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: SARS-CoV-2 viral load distribution reveals that viral loads increase with age: a retrospective cross-sectional cohort study
Variant-specific burden of SARS-CoV-2 in Michigan: March 2020 through November 2021
Physical activity promotion is lacking in local treatment protocols for patients hospitalized with myocardial infarction: A cross-sectional study
Tinnitus Subtyping with Subgrouping Within Group Iterative Multiple Model Estimation: An Ecological Momentary Assessment Study
Diagnostic accuracy and utility of SARS-CoV-2 antigen lateral flow assays in medical admissions with possible COVID-19
Placental microRNAs associate with early childhood growth characteristics
A Real World Evaluation of the safety and immunogenicity of the Covishield vaccine, ChAdOx1 nCoV- 19 Corona Virus Vaccine (Recombinant) in Health Care Workers (HCW) in National Capital Region (NCR) of India: A preliminary report
Differential expression of Angiotensin-Converting Enzyme 2 in Nasal Tissue of Patients with Chronic Rhinosinusitis with Nasal Polyps
Non-Invasive Scale Measurement of Cardiac Output Compared with the Gold-Standard Direct Fick Method: A Feasibility Study
Comparison Of respiratory protection during exercising tasks between different wearing methods of replaceable particulate respirators and powered air-purifying respirators
Genetic constraint at single amino acid resolution improves missense variant prioritisation and gene discovery
Incretin hypersecretion in gestational diabetes mellitus
HIV service interruptions during the COVID-19 pandemic in China: the role of HIV service challenges and institutional response from healthcare professional's perspective
External Validation of a Mobile Clinical Decision Support System for Diarrhea Etiology Prediction in Children: A Multicenter Study in Bangladesh and Mali
Intention of health care workers to accept COVID-19 vaccination and related factors: a systematic review and meta-analysis
Worldwide association of lifestyle related factors and COVID-19 mortality
Circulatory Cytokines and Chemokines Profile in Human Coronaviruses: A systematic review and meta-analysis
Morphological, cellular and molecular basis of brain infection in COVID-19 patients
Breast cancer risks associated with missense variants in breast cancer susceptibility genes
Breastfeeding Practices Among Mothers During COVID-19 in India
The challenge of SARS-CoV-2 environmental monitoring in schools using floors and portable HEPA filtration units: Fresh or relic RNA?
Wastewater-based detection of an influenza outbreak
Environmental and behavioral exposure pathways associated with diarrhea and enteric pathogen detection in twenty-six week old urban Kenyan infants: a cross-sectional study
Insights from an autism imaging biomarker challenge: promises and threats to biomarker discovery
Immunoglobulin Replacement Therapy in Chronic Lymphocytic Leukaemia patients with hypogammaglobulinaemia and infection; analysis of total national utilisation data in Australia 2008-2013
Multi-modal single-cell sequencing identifies cellular immunophenotypes associated with juvenile dermatomyositis disease activity