@article{Brinkel2014,
author = {Brinkel, J. and Krämer, A. and Krumkamp, R. and May, J. and Fobil, J.},
title= {Mobile phone-based mHealth approaches for public health surveillance in sub-Saharan Africa: A systematic review},
year = {2014},
doi = {10.3390/ijerph111111559},
volume = {11},
number = {11},
pages = {11559--11582},
}