Gbadamosi, S., Eze, C., Olawepo, J., Iwelunmor, J., Sarpong, D., Ogidi, A., … Ezeanolue, E. (2018). A Patient-Held Smartcard With a Unique Identifier and an mHealth Platform to Improve the Availability of Prenatal Test Results in Rural Nigeria: Demonstration Study. Journal of Medical Internet Research, 20(1), e18. https://doi.org/10.2196/jmir.8716 (Original work published 2018)