Clinical Updates

Estimating the Heritability of SARS-CoV-2 Susceptibility and COVID-19 Severity | Neonatal Outcomes After COVID-19 Vaccination in Pregnancy | Contralateral Second Dose Improves Antibody Responses to a Two-dose mRNA Vaccination
Regimen | Substantial Health and Economic Burden of COVID-19 During the Year After Acute Illness
Among US Adults Not at High Risk of Severe COVID-19

Efficacy and safety of respiratory syncytial virus (RSV) prefusion F protein vaccine (RSVPreF3 OA) in older adults over 2 RSV seasons | Effectiveness of High-dose vs. Standard-dose Quadrivalent Influenza Vaccine against Recurrent Hospitalizations and Mortality in Relation to Influenza Circulation: A Post-hoc Analysis of the DANFLU-1 Randomized Clinical Trial

Integrated Genomic and Social Network Analyses of Severe Acute Respiratory Syndrome
Coronavirus 2 Transmission in the Healthcare Setting | Oral Simnotrelvir for Adult Patients with Mild-to-Moderate Covid-19 | Persistent Complement Dysregulation with Signs of Thromboinflammation in Active Long Covid

Outcomes of SARS-CoV-2 and Seasonal Viruses Among Children Hospitalized in Brazil | COVID-19 Vaccine Effectiveness Among Adolescents | Vaccine Effectiveness Against Long COVID in Children | Socioemotional Development of Infants and Toddlers During the COVID-19 Pandemic

The Death Rate of COVID-19 Infection in Different SARS-CoV-2 Variants was Related to C-reactive Protein Gene Polymorphisms | Early COVID-19 Vaccine Effectiveness of XBB.1.5 Vaccine against Hospitalization and Admission to Intensive Care, the Netherlands, 9 October to 5 December 2023

Characteristics and Clinical Outcomes of Vaccine-Eligible US Children Under-5 Years Hospitalized for Acute COVID-19 in a National Network | SARS-CoV-2 Perinatal Transmission and Neonatal Outcomes across Four Different Waves of COVID-19 Pandemic: A Nationwide Prospective Cohort Study from the Italian Society of Neonatology

Outcomes of Pediatric SARS-CoV-2 Omicron Infection vs Influenza and Respiratory Syncytial Virus Infections | Nirsevimab for Prevention of Hospitalizations Due to RSV in Infants
| Impact of the COVID-19 Pandemic on Pediatric Preventive Health Care Among North Carolina Children Enrolled in Medicaid

The Annual Economic Burden of Respiratory Syncytial Virus in Adults in the United States | Recombinant or Standard-Dose Influenza Vaccine in Adults under 65 Years of Age | Maternal Vaccine Effectiveness Against Influenza-Associated Hospitalizations and Emergency Department Visits in Infants

Vaccine Effectiveness Against Influenza A–Associated Hospitalization, Organ Failure, and Death: United States, 2022–2023 | SARS-CoV-2 Neutralizing Antibody Titers in Maternal Blood, Umbilical Cord Blood, and Breast Milk | Four Methods for Monitoring SARS-CoV-2 and Influenza A Virus Activity in Schools

Vagus Nerve Dysfunction in the Post-COVID-19 Condition: A Pilot Cross-Sectional Study | Developmental Impairment in Children Exposed During Pregnancy to Maternal SARS-COV2: A Brazilian Cohort Study |
Incidence and Burden of Long COVID in Africa: A Systematic Review and Meta-analysis