Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: Occupational and environmental exposure to SARS-CoV-2 in and around infected mink farms
Wastewater surveillance for SARS-CoV-2 on college campuses: Initial efforts, lessons learned and research needs
Outdoor PM2.5 Concentration and Rate of Change in COVID-19 Infection in Provincial Capital Cities in China
Age- and gender-dependent differences in attitudes towards COVID-19 vaccination and underlying psychological processes
Advancing our understanding of skeletal muscle across the lifecourse: protocol for the MASS_Lifecourse Study and characteristics of the first 80 participants
The Effects of Pericapsular nerve group (PENG) block on Postoperative Recovery in Elderly Patients with Hip fracture: a study protocol for randomized, parallel controlled, double-blind trial
COVID-19 test positivity: predictive value of various symptoms in a large community-based testing program in California
Fat-enlarged Axillary Lymph Nodes are Associated with Node-Positive Breast Cancer in Obese Patients
Redeployment and training of healthcare professionals to Intensive Care during COVID-19: a systemic review
The impact of armed conflict on the epidemiological situation of Coronavirus disease (COVID-19) in Libya, Syria, and Yemen.
Circulating polyunsaturated fatty acids and COVID-19: a prospective cohort study and Mendelian randomization analysis
Symptom Persistence Despite Improvement in Cardiopulmonary Health - Insights from longitudinal CMR, CPET and lung function testing post-COVID-19
Magnitude and timing of the antiviral response determine SARS-CoV-2 replication early in infection
Characteristics that modify the effect of small-quantity lipid-based nutrient supplementation on child anemia and micronutrient status: an individual participant data meta-analysis of randomized controlled trials
Immunisation, asymptomatic infection, herd immunity and the new variants of COVID-19
Nationwide surveillance of methicillin-resistant Staphylococcus aureus isolated from bloodstream infections in Japan
Summaries, Analysis and Simulations of Recent COVID-19 Epidemics in Mainland China
Post-malnutrition growth and its associations with child survival and non-communicable disease risk: A secondary analysis of the Malawi ChroSAM cohort
Neurophysiological and brain structural markers of cognitive frailty differs from Alzheimer's disease
Neocortical Localization and Thalamocortical Modulation of Neuronal Hyperexcitability in Fragile X Syndrome
Recent trends in postoperative mortality after liver resection- A systemic review and metanalysis of studies published in last 5 years and metaregression of various factors affecting 90 days mortality.
Trends, regional variation, and clinical characteristics of COVID-19 vaccine recipients: a retrospective cohort study in 23.4 million patients using OpenSAFELY.
Non-medical COVID-19-related personal impact in medical ecological perspective: A global multileveled, mixed method study
Transmission dynamics and vaccination strategies for Crimean-Congo haemorrhagic fever virus in Afghanistan: a modelling study
How did the COVID-19 pandemic affect access to condoms, chlamydia and HIV testing, and cervical cancer screening at a population level in Britain? (Natsal-COVID)
Malaria treatment-seeking behaviour and its associated factors: A cross-sectional study in rural East Nusa Tenggara Province, Indonesia