Instruct: Identify the main category of the given medRxiv paper based on its title.
Query: Effectiveness of different booster regimens for preventing infection and adverse outcomes in Puerto Rico
Determining the risk of developing symptomatic covid-19 infection after attending hospital for radiological examinations: controlled cohort study
COVID-19 and Cognitive Impairment: Severity, Evolution, and Functional Impact during Inpatient Rehabilitation
Impact of the Liberian National Community Health Assistant Program on Childhood Illness Treatment in Grand Bassa County, Liberia: A Difference-in-Differences Analysis of Population-Based Data
Altered brain network topology in children with Auditory Processing Disorder: a resting-state multi-echo fMRI study
The impact of COVID-19 upon the delivery of exercise services within cystic fibrosis clinics in the United Kingdom
Short-term variability of proton density fat fraction in pancreas and liver assessed by multi-echo chemical-shift encoding-based MRI at 3 T
The impact of heating, ventilation, and air conditioning design features on the transmission of viruses, including the 2019 novel coronavirus: a systematic review of ventilation and coronavirus
Forecasting COVID-19 infection trends and new hospital admissions in England due to SARS-CoV-2 Variant of Concern Omicron
A mixed-methods study of risk factors and experiences of healthcare workers tested for the novel coronavirus in Canada
Early, intensive rehabilitation improves gross motor function after perinatal stroke: results of a randomized controlled trial
MatchMiner: An open source platform for cancer precision medicine
A DNA methylome biosignature in alveolar macrophages from TB-exposed individuals predicts exposure to mycobacteria
Safety and efficacy of antiviral therapy alone or in combination in COVID-19 - a randomized controlled trial (SEV COVID Trial)
An evidence-based data science perspective on the prediction of heart failure readmissions
Does COVID-19 vaccination improve mental health? A difference-in-difference analysis of the Understanding Coronavirus in America study
TITLE: Randomised Controlled Trial of Intravenous Nafamostat Mesylate in COVID pneumonitis: Phase 1b/2a Experimental Study to Investigate Safety, Pharmacokinetics and Pharmacodynamics
Are Dutch General Practitioners willing to prescribe mifepristone and misoprostol?: a mixed-methods study
Simultaneous estimation of bi-directional causal effects and heritable confounding from GWAS summary statistics
The innate and adaptive immune landscape of SARS-CoV-2-associated Multisystem Inflammatory Syndrome in Children (MIS-C) from acute disease to recovery.
Ensuring a successful transition from Pap to HPV-based primary screening in Canada: a study protocol to investigate the psychosocial correlates of women's screening intentions
A randomized controlled trial of a video intervention shows evidence of increasing COVID-19 vaccination intention
Development of Electrospun Nanofibrous Filters for Controlling Coronavirus Aerosols
Hydroxychloroquine For Prophylaxis Of COVID-19 In Health Workers: A Randomized Clinical Trial.
The early-stage comprehensive costs of routine PrEP implementation and scale-up in Zambia
Analytical Sensitivity of the SalivaDirect™ Assay on the Liberty16 for detecting SARS-CoV-2 B.1.1.529 Omicron