Performance and resource requirements of in-person versus voice call versus automated telephone-based socioeconomic data collection modalities for community-based health programmes: a systematic review protocol.
Luke Nelson AllenShona MackinnonIris GordonDavid N BlaneAna Patricia MarquesStephen GichuhiAlice MwangiMatthew J BurtonNigel BolsterDavid MacleodMin KimJacqueline RamkeAndrew BastawrousPublished in: BMJ open (2022)
CRD42021251959.