Instruct: Identify the main category of Medrxiv papers based on the titles.
Query: CSF Aβ38 levels are associated with Alzheimer-related decline: implications for γ-secretase modulators
Neuromodulation through Brain Stimulation-assisted Cognitive Training in Patients with Post-Chemotherapy Cognitive Impairment (Neuromod-PCCI): Study Protocol of a Randomized Controlled Trial
Lead exposure and serum metabolite profiles in pregnant women in Mexico City
Pediatric intensive care hybrid-style clinical round during COVID-19 pandemic: A pilot study
A mechanistic and data-driven reconstruction of the time-varying reproduction number: Application to the COVID-19 epidemic
HEARING MORE TO HEAR LESS: A SCOPING REVIEW OF HEARING AIDS FOR TINNITUS RELIEF
Children's emotional wellbeing during spring 2020 COVID-19 restrictions: a qualitative study with parents of young children in England
The COVID-19 Infodemic: The complex task of elevating signal and eliminating noise.
Emergence and spread of a SARS-CoV-2 variant through Europe in the summer of 2020
Synthetic protein antigens for COVID-19 diagnostics
Parental perspectives on the grief and support needs of children and young people bereaved during the Covid-19 pandemic: Qualitative findings from a national survey
SARS-CoV-2 Immunogenicity in individuals infected before and after COVID-19 vaccination: Israel, January-March 2021: Implications for vaccination policy
Critical success factors for high routine immunization performance: A case study of Senegal
COVID-19 aerosol transmission simulation-based risk analysis for in-person learning
The ventral striatum harbours patient specific intracranial neural signatures of obsessions and compulsions
The risk of SARS-CoV-2 outbreaks in low prevalence settings following the removal of travel restrictions
Depressive symptoms are associated with cigarette smoking among tuberculosis patients in Botswana
Can 10x cheaper, lower-efficiency particulate air filters and box fans complement High-Efficiency Particulate Air (HEPA) purifiers to help control the COVID-19 pandemic?
Global reports of takotsubo (stress) cardiomyopathy following COVID-19 vaccination: First systematic review and meta-analysis
'We don't routinely check vaccination background in adults': a national qualitative study of barriers and facilitators to vaccine delivery and uptake in adult migrants through UK primary care
Remote-Management of COPD: Evaluating Implementation of Digital Innovation to Enable Routine Care (RECEIVER) - protocol for a feasibility and service adoption observational cohort study
A needle in a haystack: metagenomic DNA sequencing to quantify Mycobacterium tuberculosis DNA and diagnose tuberculosis
Waning antibody levels after vaccination with mRNA BNT162b2 and inactivated CoronaVac COVID-19 vaccines in Hong Kong blood donors
Urinary collagen-derived peptides as sensitive markers for bone resorption and bisphosphonate treatment in kidney transplant patients
Changes in Characteristics of Opioid Overdose Death Trends during the COVID-19 Pandemic
Microfluidics-Enabled Digital Isothermal Cas13a Assay