Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: Efficacy of B12 fortified nutrient bar and yogurt in improving plasma B12 concentrations Results from two double blind randomised placebo controlled trials
Multiplexed micronutrient, inflammation, and malarial antigenemia assessment using a plasma fractionation device
Effectiveness of the CoronaVac vaccine in the elderly population during a P.1 variant-associated epidemic of COVID-19 in Brazil: A test-negative case-control study
Herd immunity thresholds for SARS-CoV-2 estimated from unfolding epidemics
TREATMENT COSTS FOR COVID-19 PATIENTS IN A TERTIARY HOSPITAL FROM SERBIA
In schizophrenia, chronic fatigue syndrome- and fibromyalgia-like symptoms are driven by breakdown of the paracellular pathway with increased zonulin and immune activation-associated neurotoxicity.
Relative burdens of the COVID-19, malaria, tuberculosis and HIV/AIDS epidemics in sub-Saharan Africa in 2020
Breadth of neutralising antibody responses to SARS-CoV-2 variants of concern is augmented by vaccination following prior infection: studies in UK healthcare workers and immunodeficient patients
White blood cells and severe COVID-19: a Mendelian randomization study
Impact of baseline SARS-CoV-2 antibody status on syndromic surveillance and the risk of subsequent Covid-19 -- a prospective multicentre cohort study
High incidence of pulmonary thromboembolism in hospitalized SARS-CoV-2 infected patients
Pelvic Pain: what are the symptoms and predictors for surgery, endometriosis and endometriosis severity?
External Validation of the Predicting Asthma Risk in Children (PARC) tool in a clinical cohort
Individual prediction of trauma-focused psychotherapy response in youth with posttraumatic stress disorder using resting-state functional connectivity
Deep neural networks learn general and clinically relevant representations of the ageingbrain
Association of single nucleotide polymorphisms in XRCC1 and ATM with recurrence in patients with cervical cancer
Growth monitoring and promotion service utilization and associated factors among children under-two years of age in Samara-logia city of Afar Region, Northeast Ethiopia
Estimation and worldwide monitoring of the effective reproductive number of SARS-CoV-2
Explaining ethnic disparities in COVID-19 mortality: population-based, prospective cohort study
Favourable vaccine-induced SARS-CoV-2 specific T cell response profile in patients undergoing immune-modifying therapies
Large-scale social media language analysis reveals emotions and behaviours associated with nonmedical prescription drug use
An Oral SARS-CoV-2 Mpro Inhibitor Clinical Candidate for the Treatment of COVID-19
Multi-modal single-cell sequencing identifies cellular immunophenotypes associated with juvenile dermatomyositis disease activity
Diabetes Management Beliefs among Adults Diagnosed with Type 2 Diabetes in Iran: A Theory Informed Approach from a Theory of Planned Behavior Framework
Heterogeneity in testing for infectious diseases
A rapid review of COVID-19 vaccine prioritization in the U.S.: alignment between Federal guidance and State practice