Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Tobacco Smoking and Associated Factors among In-school Adolescents in Vietnam in 2013 and 2019
Association between overcrowded households, multigenerational households, and COVID-19: a cohort study
Modeling COVID-19 vaccine efficacy and coverage towards herd-immunity in the Basque Country, Spain
mRNA booster immunization elicits potent neutralizing serum activity against the SARS-CoV-2 Omicron variant
Mental Illness Self-Stigma in Young People: A Scoping Review Protocol
SARS-CoV-2 Seroprevalence Among Firefighters in Los Angeles, California
Molecular typing of breast cancer in Northern Henan Province
The Impact of Mask-Wearing in Mitigating the Spread of COVID-19 During the Early Phases of the Pandemic
Predicting clinical outcomes and hospitalization stay of hospitalized COVID-19 patients by using Deep Learning methods
Causal effects from non-alcoholic fatty liver disease on kidney function: A Mendelian randomization study
Varenicline Versus Cytisine for Smoking Cessation in a Primary Care Setting: A Randomized Controlled Trial
Secondary Analyses for Genome-wide Association Studies using Expression Quantitative Trait Loci
How time-scale differences in asymptomatic and symptomatic transmission shape SARS-CoV-2 outbreak dynamics
Cross-sectional equity analysis of accessibility by automobile to tertiary care emergency services in Cali, Colombia in 2020
Antibiotic Use and Outcomes in Young Children Hospitalized with Uncomplicated Community-Acquired Pneumonia
Novel Coronavirus Pandemic Impacts Children and Adolescents' Psychological Well-Being in Heavily Hit Chinese Provinces
Benchmarking observational analyses before using them to address questions trials cannot answer: an application to coronary thrombus aspiration
Are We There Yet? Big Surveys Significantly Overestimate COVID-19 Vaccination in the US
Successful incorporation of a genetic risk prediction research platform into routine newborn screening
Survival of vaccine-induced human milk SARS-CoV-2 IgG and IgA immunoglobulins across simulated human infant gastrointestinal digestion
Longitudinal DNA Methylation Profiling of the Rectal Mucosa Identifies Cell-specific Signatures of Disease Status, Severity and Clinical Outcomes in Ulcerative Colitis
A protein signature associated with active tuberculosis identified by plasma profiling and network-based analysis
The effect of antidepressants on severity of COVID-19 in hospitalized patients: A systematic review and meta-analysis
Early warning signals predict emergence of COVID-19 waves
Xylazine Spreads Across the US: A Growing Component of the Increasingly Synthetic and Polysubstance Overdose Crisis
Workplace measures against COVID-19 during the winter third wave in Japan: company size-based differences