Instruct: Identify the main category of Medrxiv papers based on the titles.
Query: Trajectories of child emotional and behavioural difficulties before and during the COVID-19 pandemic in a longitudinal UK cohort
Temporal stability and state-dependence of retrospective self-reports of childhood maltreatment in major depression: a two-year longitudinal analysis of the childhood trauma questionnaire
α4β2* Nicotinic Cholinergic Receptor Target Engagement in Parkinson Disease Gait-Balance Disorders
Support needs and barriers to accessing support: Baseline results of a mixed-methods national survey of people bereaved during the COVID-19 pandemic
Delays during PBMC isolation have a moderate effect on yield, but severly compromise cell viability
Delta Variant SARS-CoV-2 infections in pediatric cases during the second wave in India
Diagnostic Strategies to Identify Patients with Genetic Salt-Losing Tubulopathies
Adaptation and validation of a French version of the Vaccination Attitudes Examination (VAX) scale
Development and validation of cost-effective one-step multiplex RT-PCR assay for detecting the SARS-CoV-2 infection using SYBR Green melting curve analysis
Relationship Between Alcohol Consumption and Telecommuting Preference-Practice Mismatch During the COVID-19 Pandemic.
Longitudinal testing for SARS-CoV-2 RNA in day care centers in Hesse, Germany, during increased local incidence and with VOC Alpha as dominant variant: Results of the SAFE KiDS 2 and SAFE KiDS 3 study
Spatiotemporal analyses illuminate the competitive advantage of a SARS-CoV-2 variant of concern over a variant of interest
Estimation of age-stratified contact rates during the COVID-19 pandemic using a novel inference algorithm
COVID-19 Advanced Respiratory Care Educational Training Program for Healthcare Workers in Lesotho: An Observational Study
Robustness and bias of European excess death estimates in 2020 under varying model specifications
Cellular and humoral immunogenicity of a SARS-CoV-2 mRNA vaccine in patients on hemodialysis
Gasdermin-D activation by SARS-CoV-2 trigger NET and mediate COVID-19 immunopathology
Assessment of private variants in PRKN, PARK7 and PINK1 in Parkinson's disease
Use of WATCH antibiotics prior to presentation to the hospital in rural Burkina Faso
Impairment of CSF Egress through the Cribriform Plate plays an Apical Role in Alzheimer's disease Etiology
The total number and mass of SARS-CoV-2 virions
SARS-CoV-2 IgG seroprevalence in the Okinawa Main Island and remote islands in Okinawa, Japan, 2020-2021.
Companionship for women using English maternity services during COVID-19: National and organisational perspectives
Why COVID-19 is not so spread in Africa: How does Ivermectin affect it?
Modelling vaccination capacity at mass vaccination hubs and general practice clinics
The impact of COVID-19 employment shocks on suicide and safety net use: An early-stage investigation