Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: A systematic review of the impact of the Alpha and Gamma variants of concern on hospitalization and symptomatic rate of SARS-CoV-2
The incidence and in-hospital mortality of COVID-19 patients post-vaccination in eastern India
Nurse-physician Communication around Identifying Palliative Care Needs in Nursing Home Residents
Combining SNP-to-gene linking strategies to pinpoint disease genes and assess disease omnigenicity
BNT162b2 and mRNA-1273 COVID-19 vaccine effectiveness against the Delta (B.1.617.2) variant in Qatar
Rapid spread of a SARS-CoV-2 Delta variant with a frameshift deletion in ORF7a
Limited diagnostic accuracy of smartphone-based digital biomarkers for Parkinson's disease in a remotely-administered setting
Assessment of Environmental and Occupational Risk Factors for the Mitigation and Containment of a COVID-19 Outbreak in a Meat Processing Plant
Whole-exome Sequencing Study of Hypospadias
Recurring Spatiotemporal Patterns of COVID-19 in the United States
Personalised Cardiac Rehabilitation Outreach Service Reduces Mortality and Hospitalisations in Heart Failure with Reduced Ejection Fraction
A prospective study of asymptomatic SARS-CoV-2 infection among individuals involved in academic research under limited operations during the COVID-19 pandemic
Role of Intraperitoneal Intraoperative Chemotherapy with Paclitaxel in the Surgical Treatment of Peritoneal Carcinomatosis from Ovarian Cancer. Hyperthermia versus Normothermia. A randomized controlled trial.
Comparative Effects of E-cigarette Aerosol on Periodontium
Reevaluation of Seroprevalence using a Semi-quantitative Anti-spike IgG in Health Care workers at an Academic Medical Center in Boston, Massachusetts
When efficacy and adherence conflict: preferences and patterns of response to mask-wearing and social distancing public health advice during the COVID-19 pandemic
An analysis of patients' perspectives on qualitative olfactory dysfunction using social media
The feasibility of targeted test-trace-isolate for the control of B.1.1.7
Experimental investigation to verify if excessive plastic sheeting shielding produce micro clusters of SARS-CoV-2
Comparative transmissibility of SARS-CoV-2 variants Delta and Alpha in New England, USA
Survey of COVID-19 associated symptoms and reported deaths in an urban community in Kano, Nigeria.
Trends in Racial and Ethnic Disparities in Multimorbidity Prevalence in the United States: A Serial Cross-Sectional National Health Interview Survey Analysis from 1999 to 2018
Perception and Attitudes of Medical Students Regarding Postoperative Pain Management
Estimating the genetically predicted effects of lifestyle risk factors, educational attainment and Alzheimer's disease liability on weight change during midlife
Normalisation of SARS-CoV-2 concentrations in wastewater: the use of flow, conductivity and CrAssphages
Assessing psychosis risk using quantitative markers of disorganised speech