Astrid Thaarup Matthesen

Hospital admissions and need for mechanical ventilation in children with respiratory syncytial virus before and during the COVID-19 pandemic: a Danish nationwide cohort study

Ulrikka Nygaard, Ulla Birgitte Hartling, Jens Peter Nielsen et al. · The Lancet Child & Adolescent Health · 2023 · 109 citations · Full text

Medicine, Infectious Diseases, Pediatrics +17

Incidence and clinical phenotype of multisystem inflammatory syndrome in children after infection with the SARS-CoV-2 delta variant by vaccination status: a Danish nationwide prospective cohort study

Ulrikka Nygaard, Mette Holm, Ulla Birgitte Hartling et al. · The Lancet Child & Adolescent Health · 2022 · 96 citations · Full text

Veterinary Medicine, Infectious Diseases, Pediatrics +16

Invasive group A streptococcal infections in children and adolescents in Denmark during 2022–23 compared with 2016–17 to 2021–22: a nationwide, multicentre, population-based cohort study

Ulrikka Nygaard, Ulla Birgitte Hartling, Charlotte Munkstrup et al. · The Lancet Child & Adolescent Health · 2023 · 70 citations

Public Health, Infectious Diseases, Pediatrics +14

Risk of Myopericarditis After COVID-19 Vaccination in Danish Children Aged 5 to 11 Years

Ulrikka Nygaard, Mette Holm, Kia Hee Schultz Dungu et al. · PEDIATRICS · 2022 · 15 citations

Medicine, Child Health, Pediatrics +11

Herpes simplex virus infection among neonates suspected of invasive bacterial infection: a population-based cohort study

Kia Hee Schultz Dungu, Stine Lund, Emma Malchau Carlsen et al. · Archives of Disease in Childhood Fetal & Neonatal · 2023 · 11 citations

Medicine, Infectious Diseases, Pediatrics +17