Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: Investigating heterogeneous genetic effects contributing to smoking behaviors
Human blood DNA methylation patterns reflect individual lifestyle
Thromboembolic risk in hospitalised and non-hospitalised Covid-19 patients: A self-controlled case series analysis of a nation-wide cohort
Estimation of Total Immunity to SARS-CoV-2 in Texas
Adherence to 24h movement recommendations and health indicators in the ABCD study: Cross-sectional and longitudinal associations with cognition, psychosocial health, BMI and brain structure
Local emergence and decline of a SARS-CoV-2 variant with mutations L452R and N501Y in the spike protein
Exploring overcrowding trends in an inner city emergence department in the UK before and during COVID-19 epidemic
IMU-derived kinematics detect gait differences with age or knee osteoarthritis but differ from marker-derived inverse kinematics
Humoral responses following SARS-CoV-2 breakthrough infection in COVID-19 vaccinated individuals
From SARS and MERS to COVID-19: a review of the quality and responsiveness of clinical management guidelines in outbreak settings
Alcohol use and poor sleep quality: a longitudinal twin study across 36 years
Varicella outbreak at a nursery school under routine immunization
Report on Three Round COVID-19 Risk Blind Tests by Screening Eye-region Manifestations
Implementation, adoption and perceptions of telemental health during the COVID-19 pandemic: a systematic review
The Role of Physical Environmental Characteristics and Intellectual Disability in Conduct Problem Trajectories Across Childhood: A Population-Based Cohort Study
The demographic and geographic impact of the COVID pandemic in Bulgaria and Eastern Europe in 2020
Estimation of Daily Reproduction Rates in COVID-19 Outbreak.
A randomized placebo-controlled clinical trial of Nicotinamide Riboside and Pterostilbene supplementation in experimental muscle injury in elderly subjects
Comparing Optimization Criteria in Antibiotic Allocation Protocols
Large scale brain network dynamics in very preterm children and relationship with socio-emotional outcomes
Characteristics of changes in circulating markers of alveolar epithelial and endothelial injury in acute respiratory distress syndrome with COVID-19
Epidemiological and evolutionary considerations of SARS-CoV-2 vaccine dosing regimes
Scientists' opinion, attitudes, and consensus towards immunity passports
The long-term success of mandatory vaccination laws at implementing the first vaccination campaign in 19th century rural Finland
Health expenditure among the outpatient of type-2 diabetes in selected hospital of Kathmandu district: A cross-sectional study
Establishment and preliminary evaluation of a teaching hospital-based dementia consultation service for rurally-based regional district general hospitals