Instruct: Identify the main category of a medRxiv paper based on its title.
Query: Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) seroprevalence: Navigating the absence of a gold standard
Lack of antibodies against seasonal coronavirus OC43 nucleocapsid protein identifies patients at risk of critical COVID-19
Controlling the first wave of the COVID-19 pandemic in Malawi: results from a panel study
Prognostic value of the level of gut microbe-generated metabolite trimethylamine-N-oxide in patients with heart failure：a meta-analysis and systematic review
Prevalence and causes of vision impairment in Norwest Portugal: a capture and recapture study
Characteristics and outcomes of cases of children and adolescents with pediatric inflammatory multisystem syndrome in a tertiary care centre in Mexico City.
Symptoms and risk factors for hospitalization of COVID-19 presented in primary care
Placental telomere length shortening is not associated with preeclampsia but the gestational age
Hierarchical Representation of Complex Intervention Sequences for Automated Subgroup Analysis in Critical Care Settings
Modeling the asymptomatic prevalence of SARS-CoV-2 epidemic in Italy and the ISTAT survey
Augmented curation of clinical notes of COVID-19 and influenza patients reveals that long-term neuropsychiatric and coagulopathic symptoms are more associated with COVID-19
The socio-economic difference in the prevalence and treatment of diarrheal disease in children under five years across the geo-political zones in Nigeria
Comparative effectiveness of COVID-19 vaccination against death and severe disease in an ongoing nationwide mass vaccination campaign
Socioeconomic, demographic and environmental factors inform intervention prioritization in urban Nigeria
Synaptic resilience is associated with maintained cognition during ageing
MIXTURE of human expertise and deep learning - Developing an explainable model for predicting pathological diagnosis and survival in patients with interstitial lung disease
Child wasting and concurrent stunting in low- and middle-income countries
Cohort Study: The Accuracy of Screening Methods of COVID-19 in Pregnancy: Practical Approach in Low Resources Health Services
Geographic clusters of objectively measured physical activity and the characteristics of their built environment in a Swiss urban area
Probabilistic inference of the genetic architecture underlying functional enrichment of complex traits
Risk factors of chronic liver disease among adult patients in tertiary hospitals, Northern Ethiopia: An unmatched case-control study
Investigating methods for using genetic data to estimate the association between host factors and being an infection source with application to probing the association between HIV infection and tuberculosis transmission
COVID-19 vaccine incentive scheduling using an optimally controlled reinforcement learning model
Path-specific population attributable fractions
The impact of temperature on the transmission potential and virulence of COVID-19 in Tokyo, Japan
Modulating amygdala activation to traumatic memories with a single ketamine infusion