Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: SARS-CoV-2 Seroprevalence Survey Among District Residents Presenting for Serologic Testing at Three Community Based Test Sites in Washington, DC, July to August, 2020
Neutralization of SARS-CoV-2 Omicron pseudovirus by BNT162b2 vaccine-elicited human sera
Multilevel and Quasi Monte Carlo methods for the calculation of the Expected Value of Partial Perfect Information
Vaccine-Hesitant Parents' Considerations Regarding Covid-19 Vaccination of Adolescents
Changes in eating habits and sedentary behavior during the COVID-19 pandemic in adolescents with chronic conditions
Individualized diversity in the extracellular metabolome of live human gliomas
Preclinical interstitial lung disease in relatives of familial pulmonary fibrosis patients
An optimized MRI and PET based clinical protocol for improving the differential diagnosis of Geriatric Depression and Alzheimer's Disease
Time-analysis of COVID-19 dispersion among health care workers and the general population
Assessment of Referral System on Maternal Services in Cagayan De Oro City, Philippines
Effectiveness of the BNT162b2 (Pfizer-BioNTech) and the ChAdOx1 nCoV-19 (Oxford-AstraZeneca) vaccines for reducing susceptibility to infection with the Delta variant(B.1.617.2) of SARS-CoV-2
Virtually in Synch: A Pilot Study on Affective Dimensions of Dancing with Parkinson's during COVID- 19
Dynamics of mask use as a prevention strategy against SARS-Cov-2 in Panama
Geographical and temporal distribution of SARS-CoV-2 globally: An attempt to correlate case fatality rate with the circulating dominant SARS-CoV-2 clades
Post-COVID-19 Perceived Stigma-Discrimination Scale: Psychometric Development and Evaluation
Perception of yips among professional Japanese golfers: perspectives and challenges.
Evidence of early community transmission of Omicron (B1.1.529) in Delhi- A city with very high seropositivity and past exposure!
Skin cancer high-risk patient screening from dermoscopic images via Artificial Intelligence: an online study
A multi-ethnic polygenic risk score is associated with hypertension prevalence and progression throughout adulthood
Adaptive hearing aid benefit in children with mild/moderate hearing loss: A registered, double-blind, randomized clinical trial
The Effect of Conflict on Healthcare Workers in Syria: Results of a Qualitative Survey
Change in force profile of the hardstyle kettlebell swing in older adults is small following 16 weeks of training and may not be required to improve physical function: findings from the BELL trial
Periodontal inflammation mediates the link between homocysteine and high blood pressure
Predicting sensitivity and resilience to modifiable risk factors for cardiometabolic morbidity and mortality
Quantifying the Tradeoff Between Energy Consumption and the Risk of Airborne Disease Transmission for Building HVAC Systems
Almost significant: trends and P values in the use of phrases describing marginally significant results in 567,758 randomized controlled trials published between 1990 and 2020