00541nas a2200145   4500000000100000008004100001260004300042653003300085653001800118653001300136100001500149245012900164856008000293020002200373       2019                            d  bTechnische Universität BerlinaBerlin10aHealth systems strengthening10aInterventions10aM-health1 aStephani V00aEfectve and needed, but not used: Why do mobile phonebased health interventons in Africa not move beyond the project status?  uhttps://depositonce.tu-berlin.de/bitstream/11303/8815/3/stephani_victor.pdf  a978-3-7983-3053-5