Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: Safely return to schools and offices: early and frequent screening with high sensitivity antigen tests effectively identifies COVID-19 patients
Sero-surveillance for IgG to SARS-CoV-2 at antenatal care clinics in two Kenyan referral hospitals
From raw data to a score: Comparing quantitative methods that construct multi-level composite implementation strength scores of family planning programs in Malawi
COVID-19 therapeutics for low- and middle-income countries: a review of re-purposed candidate agents with potential for near-term use and impact
Relative burdens of the COVID-19, malaria, tuberculosis and HIV/AIDS epidemics in sub-Saharan Africa
General anxiety and depression are associated with the physical activity and social interaction levels: Study in Argentinean university students during the COVID-19 outbreak
Scoping Review of Existing Stroke Guidelines; Argument for a Value-Added Change
Impact of the COVID-19 pandemic on community antibiotic prescribing and stewardship: a qualitative interview study with general practitioners in England
Mild cognitive impairment is not a valid concept and should be replaced by a more restrictive, biologically validated class, named Mild Cognitive Dysfunctions (MCD): a nomothetic network approach.
Longitudinal analyses reveal age-specific immune correlates of COVID-19 severity
Hypothesis-free detection of gene-interaction effects on biomarker concentration in UK Biobank using variance prioritisation
Prognostic significance of circRNAs expression in breast carcinoma patients: A meta-analysis
The COVID-19 pandemic and ophthalmic care: a qualitative study of patients with neovascular age-related macular degeneration (nAMD)
The HIV and STI syndemic following mass scale-up of combination HIV interventions in Uganda: a population-based cross-sectional study
Estimating the prevalence of discrepancies between study registrations and publications: A systematic review and meta-analyses
Comparison of infectious SARS-CoV-2 from the nasopharynx of vaccinated and unvaccinated individuals
Intraoperative calculus or hemorrhage in transurethral seminal vesiculoscopy as a risk factor for recurrent hemospermia
The potential impact of Omicron and future variants of concern on SARS-CoV-2 transmission dynamics and public health burden: a modelling study
The impact of premature extrauterine exposure on infants' stimulus-evoked brain activity across multiple sensory systems
Impact of body mass index on 5-year survival rates in patients undergoing allogeneic hematopoietic stem cell transplantation
Altered microRNA expression in severe COVID-19: potential prognostic and pathophysiological role
The longitudinal kinetics of antibodies in COVID-19 recovered patients over 14 months
Interplay between the Genetics of Personality Traits, severe Psychiatric Disorders, and COVID-19 Host Genetics in the Susceptibility to SARS-CoV-2 Infection
Plasma zinc status and hyperinflammatory syndrome in hospitalized COVID-19 patients
COVID-19 vaccine hesitancy in the UK: A longitudinal household cross-sectional study
Ventricular anatomical complexity and gender differences impact predictions from computational models