Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: "Pandemic of the unvaccinated"? At midlife, white people are less vaccinated but still at less risk of Covid-19 mortality in Minnesota
The military as a neglected pathogen transmitter, from the 19th century to COVID-19: A systematic review
Pregnancy Loss and Cardiovascular Disease: A Nationwide Cohort Study
Initial SARS-CoV-2 viral load is associated with disease severity: a retrospective cohort study
Dynamic changes in the CD163+ and CCR2+ peripheral monocytes during Parkinson's disease
Mental health in relation to changes in sleep, exercise, alcohol and diet during the COVID-19 pandemic: examination of four UK cohort studies
Presentation collateral patterns and outcomes after endovascular thrombectomy for large vessel occlusion stroke
Surveillance of SARS-CoV-2 lineage B.1.1.7 in Slovakia using a novel, multiplexed RT-qPCR assay
Overall burden and characteristics of COVID-19 in the United States during 2020
Brain activity measured by functional brain imaging predicts breathlessness improvement during pulmonary rehabilitation
Rhinovirus-induced epithelial RIG-I inflammasome activation suppresses antiviral immunity and promotes inflammatory responses in virus-induced asthma exacerbations and COVID-19
The relationship between cognitive function and sleep duration: a Mendelian randomisation study
Validation of a novel fully automated story recall task for repeated remote high-frequency administration
Evaluation of albumin kinetics in mechanically ventilated patients with COVID-19 compared to those with sepsis-induced ARDS
A First Analysis of Excess Mortality in Switzerland in 2020
Decreased Diastolic Hydraulic Forces Incrementally Associate With Survival Beyond Conventional Measures of Diastolic Dysfunction
Rare coding variants in five DNA damage repair genes associate with timing of natural menopause
Performance of a Multisensor Smart Ring to Evaluate Sleep: In-Lab and Home-Based Evaluation Relative to Polysomnography and Actigraphy: Importance of Generalized Versus Personalized Scoring
Comparing men who have sex with men and inject drugs and people who inject drugs who are men and have sex with men in San Francisco: Implications for HIV and hepatitis C virus prevention
Prevalence and factors associated with post-partum depression in a remote area of Cameroon: a cross-sectional study
Duration of Oxygen Requirement and Predictors in Severe COVID-19 Patients in Ethiopia: A Survival Analysis
Risk of heart disease following breast cancer: results from a population-based cohort study
Whole Genome Sequencing identifies novel structural variant in a large Indian family affected with X - linked agammaglobulinemia
Cross reactivity of spike glycoprotein induced antibody against delta and omicron variants before and after third SARS-CoV-2 vaccine dose
Transmission of SARS-CoV-2 by children in schools and households: a prospective cohort and environmental sampling study in London
Emerging Therapies for COVID-19: the value of information from more clinical trials