A pragmatic health centre-based evaluation comparing the effectiveness of a PCV13 schedule change from 3+0 to 2+1 in a high pneumococcal carriage and disease burden setting in Mala... oleh Ana Ibarz-Pavon, Neil French, Charles Mwansambo, Robert S Heyderman, Stephen B Gordon, James Chirombo, Andrea Gori, Todd D Swarthout, Gift Kawalazira, George Sinjani, Peter Chalusa, Farouck Bonomali, Roseline Nyirenda, Edwin Bulla, Comfort Brown, Jacquline Msefula, Marjory Banda, Jean Kachala, Marc YR Henrion