Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: Mechanisms linking physical activity with psychiatric symptoms: a protocol for a systematic review.
The devil is in the details: Reporting and transparent research practices in sports medicine and orthopedic clinical trials
Monitoring socioeconomic inequalities across HIV knowledge, attitudes, behaviours and prevention: results from cross-sectional surveys in 18 sub-Saharan African countries
Severity of COVID-19 reinfection and associated risk factors: findings of a cross-sectional study in Bangladesh
Wastewater surveillance for COVID-19 response at multiple geographic scales: Aligning wastewater and clinical results at the census-block level and addressing pervasiveness of qPCR non-detects
Assessment of serological assays for identifying high titer convalescent plasma
A Novel Application of Neural Networks to Identify Potentially Effective Combinations of Biologic Factors for Enhancement of Bone Fusion/Repair
Protocol for a cross-sectional study: Effects of a Multiple Sclerosis Relapse Therapy with Methylprednisolone on Offspring Neurocognitive Development and Behaviour (MS-Children)
Colchicine in patients admitted to hospital with COVID-19 (RECOVERY): a randomised, controlled, open-label, platform trial
The stochastic dynamics of early epidemics: probability of establishment, initial growth rate, and infection cluster size at first detection
Both general- and central- obesity are causally associated with polycystic ovarian syndrome: Findings of a Mendelian randomization study
A prospective diagnostic study to measure the accuracy of detection of SARS-CoV-2 Variants Of Concern (VOC) utilising a novel RT-PCR GENotyping algorithm in an In silico Evaluation (VOC-GENIE)
Long-term neurological manifestations of COVID-19: prevalence and predictive factors
Deep learning-based detection of COVID-19 using wearables data
Randomized, double blind, placebo controlled, clinical trial to study co-administration of Ashwagandha on safety, immunogenicity, and protection with COVID-19 vaccine: A Study Protocol
A novel SEIR-e model for disease transmission and pathogen exposure
Excess all-cause mortality across counties in the United States, March 2020 to December 2021
Adolescent vaccination with BNT162b2 (Comirnaty, Pfizer-BioNTech) vaccine and effectiveness of the first dose against COVID-19: national test-negative case-control study, England
Effect of storage conditions on SARS-CoV-2 RNA quantification in wastewater solids
AI-Driven Longitudinal Characterization of Neonatal Health and Morbidity
Comparing the performance of risk stratification scores in Brugada syndrome: a multi-centre study
Multi-trait genome-wide association study identifies new loci associated with sleep apnoea risk
Humoral cross-reactivity towards SARS-CoV-2 in young children with acute respiratory infection with low-pathogenicity coronaviruses
Modulating amygdala activation to traumatic memories with a single ketamine infusion
Nanopore 16S rRNA sequencing reveals alterations in nasopharyngeal microbiome and enrichment of Mycobacterium and Mycoplasma in patients with COVID 19
Quantitative risk assessment of COVID-19 and serious illness among spectators at mass gathering events with vaccine-testing package implementation