Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: COVID-19 Incidence and Hospitalization During the Delta Surge Were Inversely Related to Vaccination Coverage Among the Most Populous U.S. Counties
Asymptomatic SARS-CoV-2 infection and the demography of COVID-19
Poor antibody response to BioNTech/Pfizer COVID-19 vaccination in SARS-CoV-2 naïve residents of nursing homes
Evaluation of the Family Liaison Officer (FLO) role during the COVID-19 Pandemic
Evaluation of Domain Generalization and Adaptation on Improving Model Robustness to Temporal Dataset Shift in Clinical Medicine
Enhancing Research Data Infrastructure to Address the Opioid Epidemic: The Opioid Overdose Network (02-Net)
Intubation and Inhospital mortality in trauma patients with Glasgow Coma Scale Score eight or less. A multicenter cohort study.
A multi-level investigation of the genetic relationship between endometriosis and ovarian cancer histotypes
Current state of the evidence on community treatments for people with complex emotional needs: a scoping review
Elderly acceptance of telemedicine use in Hong Kong during and after the COVID-19 pandemic: a cross-sectional cohort survey
The methodologies to assess the effects of non-pharmaceutical interventions during COVID-19: a systematic review
Development and validation of decision rules models to stratify coronary artery disease, diabetes, and hypertension risk in preventive care: cohort study of returning UK Biobank participants
Side Effects and Perceptions Following Sinopharm COVID-19 Vaccination
Atlas of epistasis
N-acetyl-L-leucine improves symptoms and functioning in GM2 Gangliosidosis (Tay-Sachs & Sandhoff)
Using time use diaries to track changing behavior across successive stages of COVID-19 social restrictions
Identification of ultra-rare genetic variants in Pediatric Acute Onset Neuropsychiatric Syndrome (PANS) by exome and whole genome sequencing
Nine-month presence of SARS-CoV-2 in saliva: a case report
Spectrum of neurological manifestations and systematic evaluation of cerebrospinal fluid for SARS-CoV2 in patients admitted to hospital during the COVID-19 epidemic in South Africa
Transmission dynamics of SARS-CoV-2 in a strictly-Orthodox Jewish community in the UK
Global-scale analysis and longitudinal assessment of COVID-19 incidence in the first six months
Post-stroke fatigue is linked to resting state posterior hypoactivity and prefrontal hyperactivity
An individual participant data meta-analysis of prognostic blood biomarkers in IPF
The impact of heating, ventilation and air conditioning (HVAC) design features on the transmission of viruses, including SARS-CoV-2: an overview of reviews
The effects of physical distancing and lockdown to restrain SARS-CoV-2 outbreak in the Italian Municipality of Cogne
Stability of the stroke code during the COVID-19 pandemic in the region of Madrid: a retrospective cohort study