Instruct: Identify the main category of Medrxiv papers based on the titles.
Query: Comparative effectiveness of ChAdOx1 versus BNT162b2 COVID-19 vaccines in Health and Social Care workers in England: a cohort study using OpenSAFELY
Birhan Maternal and Child Health Cohort: a study protocol
Service user experiences and views regarding telemental health during the COVID-19 pandemic: a co-produced framework analysis
Effect of physical activity calorie equivalent (PACE) labels on energy purchased in cafeterias: a stepped-wedge randomised controlled trial
Deep Neural Networks for Human's Fall-risk Prediction using Force-Plate Time Series Signal
Acute and persistent symptoms in non-hospitalized PCR-confirmed COVID-19 patients
Neural bases of Frustration-Aggression Theory: A multi-domain meta-analysis of functional neuroimaging studies.
Broad decline and subsequent differential re-emergence of respiratory viruses during COVID-19 pandemic response measures, Singapore 2020
Prevalence of different sleep problems in patients with respiratory diseases presented to a respiratory outdoor clinic: A Descriptive analysis
Use of Convalescent Plasma Therapy among Hospitalized Coronavirus Disease 2019 (COVID-19) Patients: A Single-Center Experience
A Cascaded Droplet Microfluidic Platform Enables High-throughput Single Cell Antibiotic Susceptibility Testing at Scale
Ongoing HIV transmission following a large outbreak among people with long term injecting drug use in Athens, Greece (2014-2020)
A cross-sectional study of the relationship between exercise, physical activity, and health-related quality of life among Japanese workers during the COVID-19 pandemic
Electrical Brain Stimulation and Continuous Behavioral State Tracking in Ambulatory Humans
Automated diagnosis of atrial fibrillation in 24-hour Holter recording based on deep learning：a study with randomized and real-world data validation
INDIA'S PRAGMATIC VACCINATION STRATEGY AGAINST COVID-19: A MATHEMATICAL MODELLING BASED ANALYSIS
Integrated chronic disease care delivery at a primary care level in sub-Saharan Africa: A systematic review, best fit framework synthesis, and new conceptual model
Combined treatment of nightmares with targeted memory reactivation and imagery rehearsal therapy: a randomized controlled trial
Immunogenicity of COVID-19 vaccines in patients with haematological malignancy: A systematic review and meta-analysis
Aging metrics incorporating cognitive and physical function capture mortality risk: results from three prospective cohort studies
The immunogenicity and safety of different COVID-19 booster vaccination following CoronaVac or ChAdOx1 nCoV-19 primary series
Deep learning saliency maps do not accurately highlight diagnostically relevant regions for medical image interpretation
Testicular microvascular flow is altered in Klinefelter syndrome and predicts circulating testosterone.
Identification of genetic loci associated with antibodies to specific sets of citrullinated peptides in rheumatoid arthritis patients
Uncorrected cardiac malformation is the major risk factor for death in patients with dextrocardia
Hemodilution in High Risk Cardiac Surgery: Laboratory Values, Physiological Parameters and Outcomes