Survey research with a random digit dial national mobile phone sample in Ghana: Methods and sample quality.

Por Kelly L'Engle, Eunice Sefa, Edward Akolgo Adimazoya, Emmanuel Yartey, Rachel Lenzi, Cindy Tarpo, Nii Lante Heward-Mills, Katherine Lew, Yvonne Ampeh
Publicado em 2018-01-01