Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Statistical Design and Analysis of PCR Tests for Fast Mutating Viruses
Xpert MTB/RIF Ultra is highly sensitive for the diagnosis of tuberculosis lymphadenitis in an HIV-endemic setting
Preexisting and new-onset diabetes in patients with COVID-19 pneumonia
Evaluation of a throat spray with lactobacilli in COVID-19 outpatients in a randomized, double-blind, placebo-controlled trial for symptom and viral load reduction
Racial and ethnic disparities in COVID-19 vaccinations in the United States during the booster rollout.
Predictors of real-world parents acceptance to vaccinate their children against the COVID-19
Testing the Validity of the Modified Vaccine Attitude Question Battery across 22 Languages with a Large-scale International Survey Dataset: Within the Context of COVID-19 Vaccination
Occupational versus community risk of SARS-CoV-2 infection among employees of a long-term care facility: an observational study
Post-stroke reorganization of transient brain activity characterizes deficits and recovery of cognitive functions
The impact of pausing the Oxford-AstraZeneca COVID-19 vaccine on uptake in Europe: a difference-in-differences analysis
Infection and transmission risks in schools and contribution to the COVID-19 pandemic in Germany - a retrospective observational study using nation-wide and regional health and education agency notification data
Risk factors for workplace bullying, severe psychological distress, and suicidal ideation during the COVID-19 pandemic: a nationwide internet survey for the general working population in Japan
Patient symptoms and experience following COVID-19: results from a UK wide survey
Temporal considerations in the 2021 COVID-19 lockdown of Ho Chi Minh City
The Intrathecal Morphine for Percutaneous Endoscopic Lumbar Discectomy (IMPELD) Study: Rationale and Protocol for a Double-blinded Randomized Placebo-controlled Trial
Differential effects of brain maintenance and cognitive reserve on age-related cognitive decline
The evolution of knowledge on genes associated with human diseases
A Pilot Validation Study Comparing FIBI, a Slide-Free Imaging Method, with Standard FFPE H&E Tissue Section Histology for Primary Surgical Pathology Diagnosis
Gut Microbiota Markers for Antipsychotics Induced Metabolic Disturbance in Drug Naive Patients with First Episode Schizophrenia _ A 24 Weeks Follow-up Study
Lipid-Modulating Agents for Prevention or Treatment of COVID-19 in Randomized Trials
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
The effect of galvanic vestibular stimulation on postural balance in Parkinsons Disease: A systematic review and meta-analysis
Genetic analyses on the health impacts of testosterone highlight effects on female-specific diseases and sex differences
Understanding and comparing the globe-trotting cancer patient with the locally managed patient: A case control study
Quantifying the risks versus benefits of the Pfizer COVID-19 vaccine in Australia: a Bayesian network analysis
SARS-CoV-2 Acquisition and Immune Pathogenesis Among School-Aged Learners in Four Diverse Schools