Instruct: Identify the main category of a medRxiv paper based on its title.
Query: Changes in health behaviors, mental and physical health among older adults under severe lockdown restrictions during the COVID-19 pandemic in Spain
Genomic surveillance of SARS-CoV-2 tracks early interstate transmission of P.1 lineage and diversification within P.2 clade in Brazil
Contrasting factors associated with COVID-19-related ICU admission and death outcomes in hospitalised patients by means of Shapley values
Characterization of the indoor near-field and far-field aerosol transmission in a model commercial office building
Price elasticity of demand for new and recurring opioid prescriptions
Childhood Conduct History is Linked to Amygdalohippocampal Changes in Healthy Adults: A Neuroimaging Behavioral Study
Longitudinal changes in physical activity during and after the first national lockdown due to the COVID-19 pandemic in England
The age-dependent immunogenicity after two doses of MVC-COV1901 vaccine.
A One-Step open RT-qPCR for SARS-CoV-2 detection
Cost-effectiveness of polygenic risk profiling for primary open-angle glaucoma in the United Kingdom and Australia
Extent of MGMT promoter methylation modifies the effect of temozolomide on overall survival in patients with glioblastoma: a regional cohort study in Southeast Scotland
Coronavirus infection in neonates: Neurodevelopmental outcomes at 18 months of age
Comparison of the Immunogenicity of five COVID-19 vaccines in Sri Lanka
Three-month follow-up of heterologous vs homologous third vaccination in kidney transplant recipients
Safety, tolerability and immunogenicity of Biological Es CORBEVAX vaccine in children and adolescents: A Prospective, Randomised, Double-blind, Placebo controlled, Phase-2/3 Study.
High COVID-19 vaccine coverage allows for a re-opening of European universities
Respiratory Syncytial Virus (RSV) RNA in wastewater settled solids reflects RSV clinical positivity rates
National Trends and Disparities in Hospitalization for Hypertensive Emergencies Among Medicare Beneficiaries, 1999-2019
The long-term effects of free care on birth outcomes: Evidence from a national policy reform in Zambia
SARS-CoV-2 RNA load in the lower respiratory tract, viral RNAemia and N-antigenemia in critically ill adult COVID-19 patients: relationship with biomarkers of disease severity
Estimating the burden of malaria and soil-transmitted helminth co-infection in sub-Saharan Africa: a geospatial study
Narratives of the convalescent plasma donor in a Peruvian social security hospital: motivations, fears, expectations and experiences
A magnetic bead immunoassay to detect human IgG reactive to SARS-CoV-2 Spike S1 RBD produced in Escherichia coli
Managing Endothelial Dysfunction in COVID-19: A Pilot, Double-Blind, Placebo-Controlled, Randomized Clinical Trial at the Lebanese American University Medical Center - Rizk Hospital (MEDIC-LAUMCRH)
Public perception of ethical issues related to COVID-19 control measures in Singapore, Hong Kong, and Malaysia: A cross-sectional survey
A novel biomechanical injury risk score demonstrates correlation with lower limb posterior chain injury in fifty elite level rugby union athletes