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Survey research with a random digit dial national mobile phone sample in Ghana: Methods and sample quality
L’Engle K,
Sefa E,
Adimazoya EA,
Yartey E,
Lenzi R,
et al.
(2018)
Survey research with a random digit dial national mobile phone sample in Ghana: Methods and sample quality.
PLOS ONE 13(1): e0190902.
https://doi.org/10.1371/journal.pone.0190902