“Its spirit is strong”: Shawi spirits, healers and diarrhea in the Amazon
R. Wolff, S. Harper, C. Carcamo, A. Bussalleu Cavero, IHACC Research Team, A. Llanos-Cuentas
Equity measurement in the post-2015: a systematic analysis of inequalities in vaccination coverage in GAVI-supported countries
C. Arsenault, S. Harper, A. Nandi, J. M. Mendoza Rodríguez, P. Hansen, M. Johri