Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: SARS-CoV-2 RNA and antibody detection in human milk from a prospective multicenter study in Spain
Association of Body Anthropometry and Obstructive Sleep Apnea in Children: Impact of Hispanic Ethnicity
Plasma cell-free DNA promise disease monitoring and tissue injury assessment of COVID-19
Variation at Spike position 142 in SARS-CoV-2 Delta genomes is a technical artifact caused by dropout of a sequencing amplicon
Expected Rates of Select Adverse Events following Immunization for COVID-19 Vaccine Safety Monitoring
Virtual handover of patients in the pediatric intensive care unit during COVID-19 crisis
COVID-19 Vaccine Hesitancy among the Adult Population in Bangladesh: A Nationally Representative Cross-sectional Survey
Has the age distribution of hospitalized Covid-19 patients changed in Brazil?
Reinfection with SARS-CoV-2: outcome, risk factors and vaccine efficacy in a Scottish cohort
Integrating de novo and inherited variants in over 42,607 autism cases identifies mutations in new moderate risk genes
The tumor suppressor Adenomatous polyposis coli modulates T lymphocyte migration
Sequencing individual genomes with recurrent genomic disorder deletions: an approach to characterize genes for autosomal recessive rare disease traits
Health systems performance for hypertension control using a cascade of care approach in South Africa, 2008-2017
Self-management of depression and anxiety amongst frail older adults in the United Kingdom: a qualitative study
Changes to hypothalamic volume and associated subfields during gender-affirming hormone treatment in gender dysphoria
White Matter Abnormalities in Body Integrity Dysphoria
A Flexible Data-Driven Framework for COVID-19 Case Forecasting Deployed in a Developing-world Public Health Setting
Estimation of local time-varying reproduction numbers in noisy surveillance data
Declines and pronounced state disparities in prescription opioid distribution in the United States
A year in the public life of COVID-19 and Vitamin D: Representation in UK news media and implications for health communications.
COVID-19 policies in practice and their direct and indirect impacts in Northern California jails
Monitoring of the SARS-CoV-2 Omicron BA.1/BA.2 variant transition in the Swedish population reveals higher viral quantity in BA.2 cases
Adaptation and validation of a scale to evaluate the quality of virtual courses developed for medical students in Peru during the COVID-19 pandemic
Multivariate Genomic Architecture of Cortical Thickness and Surface Area at Multiple Levels of Analysis
Tocilizumab in hospitalized COVID-19 patients: A meta-analysis of randomized controlled trials
RT-qPCR-based tests for SARS-CoV-2 detection in pooled saliva samples for massive population screening to monitor epidemics.