Instruct: Identify the main category of Medrxiv papers based on the titles.
Query: Impact on alcohol selection and purchasing of increasing the proportion of non-alcoholic versus alcoholic drinks: randomised controlled trial
Thrombotic adverse events reported for Moderna, Pfizer and Oxford-AstraZeneca COVID-19 vaccines: comparison of occurrence and clinical outcomes in the EudraVigilance database
Barriers and facilitators to cross-sector workforce competency assessment in the care of older people residing in care homes
A Comparison of Four Commercially Available RNA Extraction Kits for Wastewater Surveillance of SARS-CoV-2 in a College Population
Willing but Unable: Physicians' Referral Knowledge as Barriers to Abortion Care
Sociodemographic Differences in Population-Level Immunosenescence in Older Age
Vitamin D receptor polymorphisms in overweight/obese chronic kidney disease patients undergoing hemodialysis
Association between Intraoperative End-Tidal Carbon Dioxide and Postoperative Organ Dysfunction in Major Abdominal Surgery: A Retrospective Cohort Study
Laboratory Biomarkers of COVID-19 Disease Severity and Outcome: Findings from a Developing Country
Reddit discussions about buprenorphine associated precipitated withdrawal in the era of fentanyl
IL-18 and Lower Risk for Lung Cancer: Triangulated Evidence from Germline Predictions, Pre-Diagnostic Measurements, and Tumor Expression
Longitudinal brain age prediction and cognitive function after stroke
Population behavioural dynamics can mediate the persistence of emerging infectious diseases
Estimating the cost of antibiotic use on future collateral resistance: a retrospective comparison of cefuroxime versus cefazolin and amoxicillin/clavulanate
The vaccine-elicited immunoglobulin profile in milk after COVID-19 mRNA-based vaccination is IgG-dominant and lacks secretory antibodies
Poor neutralization and rapid decay of antibodies to SARS-CoV-2 variants in vaccinated dialysis patients
Full vaccination suppresses SARS-CoV-2 delta variant mutation frequency
Individual social contact data reflected SARS-CoV-2 transmission dynamics during the first wave in Germany better than population mobility data - an analysis based on the COVIMOD study
No Evidence of Infectious SARS-CoV-2 in Human Milk: Analysis of a Cohort of 110 Lactating Women
Single-Particle Counting Based on Digital Plasmonic Nanobubble Detection for Rapid and Ultrasensitive Diagnostics
Breakthrough Infections with SARS-CoV-2 in Vaccinated Students After a Festive Event - Identification of Risk Factors
Electrocorticography and stereo EEG provide distinct measures of brain connectivity: implications for network models
SARS-CoV-2 UK, South African and Brazilian Variants in Karachi- Pakistan
Systematic comparison of Mendelian randomization studies and randomized controlled trials using electronic databases
Risk scores for predicting HIV incidence among adult heterosexual populations in sub-Saharan Africa: a systematic review and meta-analysis
Predicting refugee flows from Ukraine with an approach to Big (Crisis) Data: a new opportunity for refugee and humanitarian studies