Kwegyir-Afful, E., Verbeek, J., Aziato, L., Seffah, J., & Räsänen, K. (2018). A Liftless Intervention to Prevent Preterm Birth and Low Birthweight Among Pregnant Ghanaian Women: Protocol of a Stepped-Wedge Cluster Randomized Controlled Trial. JMIR Research Protocols, 7(8), e10095. https://doi.org/10.2196/10095