Effect of mass campaigns with full and fractional doses of pneumococcal conjugate vaccine (Pneumosil) on the reduction of nasopharyngeal pneumococcal carriage in Niger: a three-arm, open-label, cluster-randomised trial.Coldiron ME, Soumana I, Baudin E, Langendorf C, Mamiafo Tchoula C, Brah S, Karani A, Gallagher KE, Kagucia EW, Scott JAG, Grais RF
Lancet Infect Dis, (2025). 24:S1473-3099

Global impact of ten-valent and 13-valent pneumococcal conjugate vaccines on invasive pneumococcal disease in all ages (the PSERENADE project): a global surveillance analysis.Bennett JC, Deloria Knoll M, Kagucia EW, Garcia Quesada M, Zeger SL, Hetrich MK, Yang Y, Herbert C, Ogyu A, Cohen AL, Yildirim I, Winje BA, von Gottberg A, Viriot D, van der Linden M, Valentiner-Branth P, Suga S, Steens A, Skoczynska A, Sinkovec Zorko N, Scott JA, Savulescu C, Savrasova L, Sanz JC, Russell F, Ricketson LJ, Puentes R, Nuorti JP, Mereckiene J, McMahon K, McGeer A, Mad'arova L, Mackenzie GA, MacDonald L, Lepp T, Ladhani SN, Kristinsson KG, Kozakova J, Klein NP, Jayasinghe S, Ho PL, Hilty M, Heyderman RS, Hasanuzzaman M, Hammitt LL, Guevara M, Grgic-Vitek M, Gierke R, Georgakopoulou T, Galloway Y, Diawara I, Desmet S, De Wals P, Dagan R, Colzani E, Cohen C, Ciruela P, Chuluunbat U, Chan G, Camilli R, Bruce MG, Brandileone MC, Bigogo G, Ampofo K, O'Brien KL, Feikin DR, Hayford K, Pserenade Team
Lancet Infect Dis, (2024). 25:457-470

Population immunity to pneumococcal serotypes in Kilifi, Kenya, before and 6 years after the introduction of PCV10 with a catch-up campaign: an observational study of cross-sectional serosurveys.Gallagher KE, Adetifa IMO, Mburu C, Bottomley C, Akech D, Karani A, Pearce E, Wang Y, Kagucia EW, Goldblatt D, Hammitt LL, Scott JAG
Lancet Infect Dis, (2023). S1473-3099:00206-2