Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: A Retrospective Cohort Study of COVID-19 among Children in Fulton County, Georgia, March 2020 - June 2021
Nine-month presence of SARS-CoV-2 in saliva: a case report
Tele-Rehabilitation for People with Visual Disabilities During COVID-19 Pandemic: Lesson Learned
Is chronic pain an affective disorder? Moderation of resting-state functional connectivity within the emotional brain by depressive symptoms
A Sex-Specific Genome-Wide Association Study of Depression Phenotypes in UK Biobank
Efficacy of two doses of COVID-19 vaccine against severe COVID-19 in those with risk conditions and residual risk to the clinically extremely vulnerable: the REACT-SCOT case-control study
Biologic Therapies for the Treatment of Post Ileal Pouch Anal Anastomosis Surgery Chronic Inflammatory Disorders: Systematic Review and Meta-analysis
Atypical action updating in a dynamic environment associated with adolescent obsessive-compulsive disorder
Optimal Allocation of COVID-19 Vaccines in the Philippines
Sun exposure behavior and knowledge on photoprotection of children and adolescents living in tropical regions
A snapshot of a pandemic : the interplay between social isolation and COVID-19 dynamics in Brazil
Updated population-level estimates of child restraint practices among children aged 0-12 years in Australia, ten years after introduction of age-appropriate restraint use legislation.
Whole genome sequence analysis of Salmonella Typhi in Papua New Guinea reveals an established population of genotype 2.1.7 sensitive to antimicrobials.
Impact of the COVID-19 pandemic and response on the utilisation of health services during the first wave in Kinshasa, the Democratic Republic of the Congo
The burden of vaccine hesitancy for routine immunization in Yaounde-Cameroon: restrictive sampling technique
Phylogenomics, Epigenomics, Virulome, and Mobilome of Gram-negative Bacteria Co-resistant to Carbapenems and Polymyxins: A One-Health Systematic Review and Meta-analyses
Prevalence of severe adverse events in health professionals after receiving the first dose of the COVID-19 vaccination in Togo, March 2021
How did people cope during the COVID-19 pandemic? A Structural Topic Modelling Analysis of Free-Text Data from 11,000 UK Adults
Comparison of Mental Health Symptom Changes from pre-COVID-19 to COVID-19 by Sex or Gender: A Systematic Review and Meta-analysis
Feasibility, usability and acceptability of a novel digital hybrid-system for reporting of routine health information in Southern Tanzania A mixed-methods study
Evaluating the trade-off between transmissibility and virulence of SARS-CoV-2 by mathematical modeling
A new estimation method for COVID-19 time-varying reproduction number using active cases
Adolescent-led sexual and reproductive health and rights research: qualitative evaluation of an innovative participatory action research project in Senegal
Psychological antecedents towards COVID-19 vaccination using the Arabic 5C validated tool: An online study in 13 Arab countries
The impact of genomic structural variation on the transcriptome, chromatin, and proteome in the human brain
The impact of the coronavirus disease 2019 (COVID-19) outbreak on cancer practice in Japan: using an administrative database