Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Effect of SARS-CoV-2 digital droplet RT-PCR assay sensitivity on COVID-19 wastewater based epidemiology
SARS-CoV-2 Omicron neutralization and risk of infection among elderly after a booster dose of Pfizer vaccine
Increased Akkermansia abundance is associated with increased colonic mucosal ω-3 fatty acids and decreased colonic mucosal PGE2 concentrations following healthy dietary pattern interventions
Pregnancy and risk of COVID-19
A Single Drop of Fingerstick Blood for Quantitative Antibody Response Evaluation After SARS-CoV-2 Vaccination
Changing patterns of SARS-CoV-2 infection through Delta and Omicron waves by vaccination status, previous infection and neighbourhood deprivation: A cohort analysis of 2.7M people.
Humoral immune responses against SARS-CoV-2 variants including omicron in solid organ transplant recipients after three doses of a COVID-19 mRNA vaccine
Withdrawal of Assisted Ventilation at the Patient's Request in MND: A Retrospective Exploration of the Ethical and Legal Issues Concerning Relatives, Nurses and Allied Health Care Professionals
The effects of maternal pre-pregnancy BMI, pregnancy smoking and alcohol consumption on molar-incisor hypomineralisation: A negative control study
Compartment-specific total RNA profile of Hippocampal and Cortical cells from Mesial Temporal Lobe Epilepsy tissue
An adaptive randomized controlled trial of non-invasive respiratory strategies in acute respiratory failure patients with COVID-19
Effect of Umbilical Cord Milking on Severity of Hypoxic Ischemic Encephalopathy in Asphyxiated Neonates A Pilot study
Demographic disparities in clinical outcomes of COVID-19: data from a statewide cohort in South Carolina
Comparison of clinical outcomes in elderly patients undergoing TAVR- a nationwide analysis
PSMA-Hornet: fully-automated, multi-target segmentation of healthy organs in PSMA PET/CT images
Vaccination and herd immunity thresholds in heterogeneous populations
Global Burden of Disease worldwide cohort analysis of dietary and other risk factors for cardiovascular diseases: lipid hypothesis versus fat-soluble vitamin hypothesis
Exploring facilitators for a transition from alternative and complementary therapies to evidence-based treatments in Ugandan first-episode psychosis patients.
Segregated Patterns of Racial and Socioeconomic Inclusivity of Access to Hospital Care Among the Medicare Population
Association of single nucleotide polymorphisms in XRCC1 and ATM with recurrence in patients with cervical cancer
Effectiveness of Tocilizumab, Sarilumab, and Anakinra for critically ill patients with COVID-19 The REMAP-CAP COVID-19 Immune Modulation Therapy Domain Randomized Clinical Trial
Reduction in left frontal alpha oscillations by transcranial alternating current stimulation in major depressive disorder is context-dependent in a randomized-clinical trial
Transcranial direct current stimulation combined with alcohol cue inhibitory control training reduces the risk of early alcohol relapse: a randomized placebo-controlled clinical trial
Ideology, policy decision-making and environmental impact in the face of the Coronavirus pandemic in the US
Spatial proteomic characterization of HER2-positive breast tumors through neoadjuvant therapy predicts response
Efficacy of two doses of COVID-19 vaccine against severe COVID-19 in those with risk conditions and residual risk to the clinically extremely vulnerable: the REACT-SCOT case-control study