Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: COVID-19 cases from the first local outbreak of SARS-CoV-2 B.1.1.7 variant in China presented more serious clinical features: a prospective, comparative cohort study
Long-term course of humoral and cellular immune responses in outpatients after SARS-CoV-2 infection
Epigenome and phenome study reveals circulating markers pertinent to brain health
Vaccine effectiveness and duration of protection against symptomatic and severe Covid-19 during the first year of vaccination in France
SIOP Ependymoma I: Final results, long term follow-up and molecular analysis of the trial cohort: A BIOMECA Consortium Study
Absence of SARS-CoV-2 antibodies in pre-pandemic plasma from children and adults in Vietnam
Carbon dioxide, COVID-19 and the importance of restaurant ventilation: a case study from Spain approaching Christmas 2021
Estimating the death toll of the Covid-19 pandemic in India
Ultrarare missense and frameshift variants in the TECTA gene may involve tectorial membrane in familial Meniere disease
What pushed Israel out of herd immunity? Modeling COVID-19 spread of Delta and Waning immunity
Trends in National Opioid Prescribing for Dental Procedures among Medicaid Patients
Could the new COVID-19 mutant strain undermine vaccination efforts? A mathematical modelling approach for estimating the spread of the UK mutant strain using Ontario, Canada, as a case study
Genome-wide association study of Alzheimer's disease brain imaging biomarkers and neuropsychological phenotypes in the EMIF-AD Multimodal Biomarker Discovery dataset
ASSESSING HOME DELIVERY MODEL OPTION FOR IMPROVING ACCESS TO ANTIRETROVIRAL THERAPY; PROTOCOL FOR A CLUSTER- RANDOMIZED TRIAL IN ANAMBRA STATE, NIGERIA.
Optimising activity and diet compositions for dementia prevention: Protocol for the ACTIVate prospective longitudinal cohort study
FAMILY LIFE EXPERIENCES IN CARING FOR CHILDREN WITH LEUKEMIA: A LITERATURE REVIEW
An empirical assessment of influenza intensity thresholds obtained from the moving epidemic and WHO methods
Breast cancer: Emerging principles of metastasis, adjuvant and neoadjuvant treatment from cancer registry data
Predicting refugee flows from Ukraine with an approach to Big (Crisis) Data: a new opportunity for refugee and humanitarian studies
DermoExpert: Skin lesion classification using a hybrid convolutional neural network through segmentation, transfer learning, and augmentation
Functional dependence of COVID-19 growth rate on lockdown conditions and rate of vaccination.
Improving the quality of anthropometric measures during medical consultations with children aged under five years old in Burkina Faso
Understanding the impact of the COVID-19 pandemic on a socially deprived UK coastal town: a preliminary exploratory analysis of health and socioeconomic data
Neighborhood Disadvantage and Active, Disabled and Total Life Expectancy Among Community-living Older Persons
Development and performance of a population-based risk stratification model for COVID-19
Use of Modeling to Inform Decision-Making During the COVID-19 Pandemic: A Qualitative Study