The Impact of a Mobile Money–Based Intervention on Maternal and Neonatal Health Outcomes in Madagascar: Cluster-Randomized Controlled Trial - Lisa Bogler; Bítia Vieira; Harizaka Emmanuel Andriamasy; Zavaniarivo Rampanjato; Sebastian Vollmer; Till Bärnighausen; Andriamampianina Ralisimalala; Julius Valentin Emmrich; Samuel Knauss (JMIR Public Health and Surveillance)