Effectiveness of a Mobile Phone Messaging–Based Message Framing Intervention for Improving Maternal Health Service Uptake and Newborn Care Practice in Rural Jimma Zone, Ethiopia: Protocol for a Cluster Randomized Controlled Trial

Gebeyehu Bulcha   ^{1 *} , BSc, MPH ;   Hordofa Gutema Abdissa   ^{1 *} , BSc, MPH ;   Josef Noll   ² , BSc, MBA, PhD ;   Demisew Amenu Sori   ³ , MD ;   Zewdie Birhanu Koricha   ¹ , BSc, MPH, PhD

¹ Department of Health, Behavior, and Society, Faculty of Public Health, Institutes of Health, Jimma University, Jimma, Ethiopia

² Department of Technology Systems, University of Oslo, Oslo, Norway

³ Department of Obstetrics and Gynaecology, Faculty of Medicine, Institutes of Health, Jimma University, Jimma, Ethiopia

*these authors contributed equally