Global burden of respiratory infections associated with seasonal influenza in children under 5 years in 2018: a systematic review and modelling study.
Lancet Glob Health. 2020 Apr;8(4):e497-e510. doi: 10.1016/S2214-109X(19)30545-5. Epub 2020 Feb 20.
Lancet Glob Health. 2020.
PMID: 32087815
Free PMC article.