Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Predicting the unpredictable: how dynamic COVID-19 policies and restrictions challenge model forecasts
Limited impact of contact tracing in a University setting for COVID-19 due to asymptomatic transmission and social distancing
Out-of-Pocket Spending for Health Care Within 90 Days of COVID-19 Hospitalization
Detection of COVID-19 dysosmia with paired crushable odorant ampules
Effectiveness of a SARS-CoV-2 mRNA vaccine booster dose for prevention of infection, hospitalization or death in two nation-wide nursing home systems
Financial and Non-financial Conflicts of Interest Among the Japanese Government Advisory Board Members Concerning Coronavirus Disease 2019
Using Facebook groups to support families: midwives perceptions and experiences of professional social media use
Rhinovirus-induced epithelial RIG-I inflammasome activation suppresses antiviral immunity and promotes inflammatory responses in virus-induced asthma exacerbations and COVID-19
Evaluating COVID-19 reporting data in the context of testing strategies across 31 LMICs
Automated Detection of Cerebral Microbleeds on MR images using Knowledge Distillation Framework
Impact on alcohol selection and purchasing of increasing the proportion of non-alcoholic versus alcoholic drinks: randomised controlled trial
Preferences for the management of sexually transmitted infections in the South African health system: A discrete choice experiment
Identification of Highly Frequent TP53 Germline Variations in a Cohort of Head and Neck Cancer Cases
Novel CSF biomarkers of GLUT1 deficiency syndrome: implications beyond the brain's energy deficit
Predicted Symptomatic Effectiveness of Pfizer-BioNTech BNT162b2 Vaccine Against Omicron Variant of SARS-CoV-2
Signal Intensity Normalization of Multispectal Magnetic Resonance Images Obtained with Clinical Sequences
A population-level analysis of the protective effects of androgen deprivation therapy against COVID-19 disease incidence and severity
SARS-CoV-2 patient self-testing with an antigen-detecting rapid test: a head-to-head comparison with professional testing
A retrospective cross-sectional analysis of community perceptions of flu and COVID-19 vaccines at Turtle Creek Primary Care Center
The human vestibular cortex: functional anatomy, connectivity and the effect of vestibular disease
Dramatic Rise of Seroprevalence Rates of SARS-CoV-2 Antibodies among Healthy Blood Donors: The evolution of a Pandemic
Examining spousal and family support as predictors of long-term weight loss and remission of type 2 diabetes following bariatric surgery
Microarray-based detection of antibodies against SARS-CoV-2 proteins, common respiratory viruses and type I interferons
Placental transcription profiling in 6-23 weeks' gestation reveals differential transcript usage in early development
Brain Structure in Acutely Underweight and Partially Weight-Restored Individuals with Anorexia Nervosa - A Coordinated Analysis by the ENIGMA Eating Disorders Working Group
A multi-ethnic polygenic risk score is associated with hypertension prevalence and progression throughout adulthood