Olwagen, Courtney P.Izu, AlaneKhan, ShamaJones, StephanieBriner, CarmenKwatra, GauravVan der Merwe, LaraDean, Nicholas J.Baillie, Vicky L.Mahtab, SanaStorath, KimberleighDunn, ImaanAndrew, LubomiraRajyaguru, UrviNakwa, Firdose L.Velaphi, Sithembiso C.Wadula, JeannetteStrehlau, RenateVan Niekerk, Anika M.Naidoo, NireeRamsamy, YogandreeSaid, MohamedDonald, Robert G.K.Simon, RaphaelDangor, ZiyaadMadhi, Shabir A.2026-03-172026-03-172026-01-20Courtney P. Olwagen, Alane Izu, Shama Khan, Stephanie Jones, Carmen Briner, Gaurav Kwatra, Lara Van der Merwe, Nicholas J. Dean, Vicky L.Baillie, Sana Mahtab, Kimberleigh Storath, Imaan Dunn, Lubomira Andrew, Urvi Rajyaguru, Firdose L. Nakwa, Sithembiso C. Velaphi, Jeannette Wadula, Renate Strehlau, Anika M van Niekerk, Niree Naidoo, Yogandree Ramsamy, Mohamed Said, Robert G.K. Donald, Raphael Simon, Ziyaad Dangor, Shabir A. Madhi, Genomic Characterization of Klebsiella pneumoniae Causing Invasive Disease in South African Infants: Observational Studies Between 2018 and 2023, Open Forum Infectious Diseases, Volume 13, Issue 1, January 2026, ofag004, https://doi.org/10.1093/ofid/ofag004.2328-8957 (online)10.1093/ofid/ofag004http://hdl.handle.net/2263/109019DATA AVAILABILITY : The raw PE reads will be available through GenBank upon acceptance of publication.Please read abstract in the article.en© The Author(s) 2026. Published by Oxford University Press on behalf of Infectious Diseases Society of America.Klebsiella pneumoniae-associated deathsVaccineSerious bacterial infectionNeonatal sepsisMultidrug resistance (MDR)Klebsiella pneumoniae (KPn)Invasive bacterial diseasAfrican childrenArticle