Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: COVID-19 Due to Wild-Type SARS-CoV-2 More Prevalent in Adolescents and Youth than in Older Adults Based on 19 US States in Fall 2020 Prior to Vaccine Availability
Spread of endemic SARS-CoV-2 lineages in Russia
Childhood malnutrition and bacteraemia at a tertiary hospital in Malawi
Performance evaluation of the Roche Elecsys Anti-SARS-CoV-2 S immunoassay
A Delphi process to determine clinicians attitudes and beliefs towards paediatric major incident triage within the United Kingdom.
Breast and colorectal cancer awareness in Malaysians and barriers towards screening: A systematic review
Formative usability assessment of a new connector design for peritoneal dialysis
Expression of deubiquitinases in human gingiva and cultured human gingival fibroblasts
The second COVID-19 emergency status declaration for Japan: effects as of February 7, 2021
Development of Goal Management Training+ (GMT+) for methamphetamine use disorder through collaborative design: A process description
Uncovering the gastrointestinal passage, intestinal epithelial cellular uptake and Ago2 loading of milk miRNAs in neonates using xenobiotic tracers
SARS-CoV-2 Vaccine Induced Atypical Immune Responses in Antibody Defects: everybody does their best
Segregation of children into small groups for in-person learning during the COVID-19 pandemic
Nature prescriptions: a scoping review with a nested meta-analysis
Extraction of Sleep Information from Clinical Notes of Alzheimer's Disease Patients Using Natural Language Processing
Outcomes of the Advanced Visualization In Corneal Surgery Evaluation (ADVISE) trial; a non-inferiority randomized control trial to evaluate the use of intraoperative OCT during Descemet membrane endothelial keratoplasty
Measuring Oxygen Access: lessons from health facility assessments in Nigeria
Social networking service, patient-generated health data, and population health informatics: patterns and implications for using digital technologies to support mental health
Evaluation of antithrombotic use and COVID-19 outcomes in a nationwide atrial fibrillation cohort
Limited impact of Delta variants mutations in the effectiveness of neutralization conferred by natural infection or COVID-19 vaccines in a Latino population
Maternal obesity and metabolic disorders associate with congenital heart defects in the offspring: a systematic review
Separating Clinical and Subclinical Depression by Big Data Informed Structural Vulnerability Index and Its impact on Cognition: ENIGMA Dot Product
Development of an effective immune response in adults with Down Syndrome after SARS-CoV-2 vaccination
The unmutated common ancestor of Gp41 conformational epitope targeting variable heavy chain 1-02 utilizing antibodies maintains antibody dependent cell cytotoxicity
SARS-CoV-2 lineage B.1.1.7 is associated with greater disease severity among hospitalised women but not men
Relationships of Alzheimer's disease and apolipoprotein E genotypes with small RNA and protein cargo of brain tissue extracellular vesicles