L’Engle, K., Sefa, E., Adimazoya, E. A., Yartey, E., Lenzi, R., Tarpo, C., . . . Ampeh, Y. (2018). Survey research with a random digit dial national mobile phone sample in Ghana: Methods and sample quality. PLoS One.

L’Engle, Kelly, Eunice Sefa, Edward Akolgo Adimazoya, Emmanuel Yartey, Rachel Lenzi, Cindy Tarpo, Nii Lante Heward-Mills, Katherine Lew, and Yvonne Ampeh. "Survey Research With a Random Digit Dial National Mobile Phone Sample in Ghana: Methods and Sample Quality." PLoS One 2018.

L’Engle, Kelly, et al. "Survey Research With a Random Digit Dial National Mobile Phone Sample in Ghana: Methods and Sample Quality." PLoS One 2018.