Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Hydroxychloroquine Prophylaxis against Coronavirus Disease-19: Practice Outcomes among Health-Care Workers
SARS-CoV-2 and other respiratory pathogens are detected in continuous air samples from congregate settings.
The impact of Type 2 diabetes in Parkinson's disease
Risk scores for predicting HIV incidence among adult heterosexual populations in sub-Saharan Africa: a systematic review and meta-analysis
Sociodemographic Differences in Population-Level Immunosenescence in Older Age
High SARS-CoV-2 seroprevalence in rural Peru, 2021; a cross-sectional population-based study
The valuation of outcomes for the temporary and chronic health states associated with Chlamydia trachomatis infection
Development and assessment of a machine learning tool for predicting emergency admission in Scotland
Improving Polygenic Prediction in Ancestrally Diverse Populations
PERCOVID: A Model to Describe COVID Percolation on a Network of Social Relationships
Impact on Mental Health of students due to restriction caused by COVID-19 pandemic: Cross-sectional study
A Longitudinal Analysis of COVID-19 Lockdown Stringency on Sleep and Resting Heart Rate Measures across 20 Countries
The statistical analysis of daily data associated with different parameters of the New Coronavirus COVID-19 pandemic in Georgia and their two-week interval prediction in summer 2021
Structural adjustment programmes and communicable disease burdens: causal evidence from 187 countries
Do people reduce compliance with COVID-19 guidelines following vaccination? A longitudinal analysis of matched UK adults
NOVEL MANAGEMENT OF DEPRESSION USING KETAMINE IN THE INTENSIVE CARE UNIT
Consequences of COVID-19 vaccine allocation inequity in Chicago
Barrier gesture relaxation during vaccination campaign in France: modelling impact of waning immunity
Evolutionary and phenotypic characterization of spike mutations in a new SARS-CoV-2 Lineage reveals two Variants of Interest
Seroprevalence of COVID-19 in HIV Population
Strengthening health systems capacity for pre-exposure Prophylaxis for adolescent girls and young women and adolescent boys and young men in South Africa (SHeS'Cap - PrEP): Protocol for a mixed methods study in KwaZulu-Natal, South Africa
CNVxplorer: a web tool to assist clinical interpretation of CNVs in rare disease patients
Non-differential risk of SARS-CoV-2 infection for members of polling stations on Catalan parliament voting day.
The Public Health Impact of a US Menthol Cigarette Ban on the Non-Hispanic Black Population: A Simulation Study
The effects of physical distancing and lockdown to restrain SARS-CoV-2 outbreak in the Italian Municipality of Cogne
Pre-Diagnostic Cognitive and Functional Impairment in Multiple Sporadic Neurodegenerative Diseases