J KleynhansStefano TempiaKayoko ShiodaAnne Von GottbergDaniel WeinbergerCheryl Cohen2023-04-132023-04-13WOS1549-1277https://hdl.handle.net/10539/35180Estimated impact of the pneumococcal conjugate vaccine on pneumonia mortality in South Africa 1999 through 2016 An ecological modelling study