Instruct: Identify the main category of the given medRxiv paper based on its title.
Query: Third doses of COVID-19 vaccines reduce infection and transmission of SARS-CoV-2 and could prevent future surges in some populations
COVID-19 infection and hospitalization according to the burden of chronic noncommunicable diseases in Brazil
SOUTH AMERICAN INDIGENOUS COMMUNITIES AND BODY MASS INDEX: A SYSTEMATIC REVIEW AND META-ANALYSIS
Exoskeleton-assisted walking improves pulmonary and exercise performances more than conventional exercise program in individuals with spinal cord injury: a randomised controlled study
Karawun: assisting evaluation of advances in multimodal imaging for neurosurgical planning and intraoperative neuronavigation
Australian children's foot, ankle and leg problems in primary care: a secondary analysis of the Bettering the Evaluation and Care of Health (BEACH) data
Ranking videolaryngoscopes by orotracheal intubation performance: protocol of a systematic review and network meta-analysis of clinical trials at patient level.
A nationwide study of Chlamydia trachomatis infections in Denmark during the COVID-19 pandemic
Comparative immunogenicity of heterologous versus homologous 3rd SARS-CoV-2 vaccine doses in kidney transplant recipients
The immunogenicity against variants of concern and reactogenicity of four COVID-19 booster vaccinations following CoronaVac or ChAdOx1 nCoV-19 primary series
Clinical validation and the evaluation of a colorimetric SARS-CoV-2 RT-LAMP assay identify its robustness against RT-PCR
'It was brutal. It still is': A qualitative analysis of the challenges of bereavement during the COVID-19 pandemic reported in two national surveys
Risk factors and preventive interventions for post Covid-19 condition: systematic reviews
Immunologic Response, Efficacy, and Safety of Vaccines Against COVID-19 in Children and Adolescents Aged 2 - 21 Years Old: A Systematic Review
Serological study of CoronaVac vaccine and booster doses in Chile: immunogenicity and persistence of anti-SARS-CoV-2 S antibodies
Spread of infection and treatment interruption among Japanese workers during the COVID-19 pandemic: a cross-sectional study
Persistence of neuropsychiatric symptoms associated with SARS-CoV-2 positivity among a cohort of children and adolescents
Mental Health Symptom Reduction Using Digital Therapeutics Care Informed by Genomic SNPs and Gut Microbiome Signatures
SYSTEMATIC OBSERVATION OF COVID-19 MITIGATION (SOCOM): ASSESSING FACE COVERING AND DISTANCING IN SCHOOLS
Estimation of local time-varying reproduction numbers in noisy surveillance data
Somatic mutations in both blood cells and vascular endothelium from patients with severe coronary artery diseases
Background rates of hospitalizations and emergency department visits for selected thromboembolic and coagulation disorders in Ontario, Canada, 2015 to 2020, to inform COVID-19 vaccine safety surveillance
The "throwaways". Conflicts of interest in dermatology publications.
Discriminatory ability of gas chromatography-ion mobility spectrometry to identify patients hospitalised with COVID-19 and predict prognosis
Differentiating between infectious and non-infectious influenza A virus and coronavirus RNA levels using long-range RT-qPCR
Comorbidities Diminish the Likelihood of Seropositivity After SARS-CoV-2 Vaccination