Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Estimation and worldwide monitoring of the effective reproductive number of SARS-CoV-2
Effectiveness of ChAdOx1-S COVID-19 Booster Vaccination against the Omicron and Delta variants in England
Investigating group-based classes ("weaning workshops") to support complementary infant feeding in Irish primary care settings: A cross-sectional survey.
COVID-19 and mortality risk in patients with psychiatric disorders
COVID-19: a study about the impact of coronavirus on physicians of La Plata, Argentina
Response to Tozinameran (BNT162b2) booster in twice-vaccinated kidney transplant and maintenance dialysis patients
Large scale brain network dynamics in very preterm children and relationship with socio-emotional outcomes
Proactive vs. reactive country responses to the COVID19 pandemic shock
People with HIV receiving suppressive antiretroviral therapy show typical antibody durability after dual COVID-19 vaccination, and strong third dose responses
Limited specificity of SARS-CoV-2 antigen-detecting rapid diagnostic tests at low temperatures
Mpilo Outcomes for Stroke Study (MOSS): Does taking antihypertensives prior to stroke affect mortality during acute stroke admissions?
Adequacy of Self-Collected Anterior Nares Swabs for SARS-CoV-2 Testing by Grade School Children
Discrete immune response signature to SARS-CoV-2 mRNA vaccination versus infection
Systems Leadership: how Chief Executives manage tension between organisation and system pressures
Phase 1 Trial of Cyclosporine for Hospitalized Patients with COVID-19
Simple decision rules to predict local surges in COVID-19 hospitalizations during the winter and spring of 2022
The impact of COVID-19 pandemic on bronchiolitis (lower respiratory tract infection) due to respiratory syncytial virus: A systematic review and meta-analysis
EXTRACELLULAR MATRIX REMODELING IN ATOPIC DERMATITIS HARNESSES THE ONSET OF AN ASTHMATIC PHENOTYPE AND IS A POTENTIAL CONTRIBUTOR TO THE ATOPIC MARCH
Child marriage and adverse reproductive outcomes among young Afghan women: implication for policy and practice in Afghanistan
Tele-Rehabilitation for People with Visual Disabilities During COVID-19 Pandemic: Lesson Learned
Lower Risk of Paediatric Inflammatory Multisystem Syndrome (PIMS-TS) with the Delta variant of SARS-CoV-2
Factors Associated with the Acceptance and Willingness of COVID-19 Vaccination among Chinese Healthcare Workers
Psychological, endocrine and polygenic predictors of emotional well-being during the COVID-19 pandemic
Diagnostic Yield of Screening for SARS-CoV-2 among Patients Admitted for Alternate Diagnoses
Clinical impact of the rapid molecular detection of RSV and influenza A and B viruses in the emergency department
SARS-COV-2 VIRUS INFECTED PATIENT IDENTIFICATION THROUGH CANINE OLFACTIVE DETECTION ON AXILLARY SWEAT SAMPLES