Instruct: Identify the main category of a medRxiv paper based on its title.
Query: CHANGES IN LIFE EXPECTANCY BETWEEN 2019 AND 2021: UNITED STATES AND 19 PEER COUNTRIES
ROCCA study protocol and interim analysis on safety of Sputnik V vaccine (Gam-COVID-Vac) in the Republic of San Marino: an observational study using active surveillance
EFFECTS OF HIV INFECTION AND FORMER COCAINE DEPENDENCE ON NEUROANATOMICAL MEASURES AND NEUROCOGNITIVE PERFORMANCE
Plasma lipids and growth faltering: a longitudinal cohort study in rural Gambian children
Mobile Primary Healthcare for post-COVID Patients in Rural Areas: a Proof-of-Concept Study
Human genetic factors associated with pneumonia susceptibility, a cue for COVID-19 mortality
Predicting severity of Covid-19 using standard laboratory parameters
Neutrophils in severe COVID-19 are characterized by a hyperactive immature state and maintained CXCR2 expression
Noninvasive Detection of Fetal Genetic Variations through Polymorphic Sites Sequencing of Maternal Plasma DNA
Delays during PBMC isolation have a moderate effect on yield, but severly compromise cell viability
APOE-stratified genome-wide association study suggests potential novel genes for late-onset Alzheimers disease in East-Asian descent
Meta-analysis of coagulation disbalances in COVID-19: 41 studies and 17601 patients
Modeling Influenza Seasonality in the Tropics and Subtropics
A Systematic Review and Meta-Analysis on Mental Illness Symptoms in Spain in the COVID-19 Crisis
Safety and efficacy of COVID-19 hyperimmune globulin (HIG) solution in the treatment of active COVID-19 infection- Findings from a Prospective, Randomized, Controlled, Multi-Centric Trial
Cognitive reserve in a sample of Cuban older adults with Mild Cognitive Impairment
Payments to key opinion leader physicians and drug sales of top pharmaceutical companies during the COVID-19 pandemic
A fourth dose of the mRNA-1273 SARS-CoV-2 vaccine improves serum neutralization against the delta variant in kidney transplant recipients
Safety and Efficacy of Preventative COVID Vaccines: The StopCoV Study
Neoantigen DNA vaccines are safe, feasible, and capable of inducing neoantigen-specific immune responses in patients with triple negative breast cancer
Cross-reactive CD4+ T cells enhance SARS-CoV-2 immune responses upon infection and vaccination
Virtually in Synch: A Pilot Study on Affective Dimensions of Dancing with Parkinson's during COVID- 19
Causes of death in people with cardiovascular disease: a prospective UK Biobank cohort study
The chronic wound virome: phage diversity and associations with wounds and healing outcomes
Menopause modulates the circulating metabolome: evidence from a prospective cohort study
Vaccination or restriction?: COVID-19 vaccine hesitancy and vaccine passports