TY  - JOUR
A1  - Brinkel, J.
A1  - Krämer, A.
A1  - Krumkamp, R.
A1  - May, J.
A1  - Fobil, J.
T1  - Mobile phone-based mHealth approaches for public health surveillance in sub-Saharan Africa: A systematic review
Y1  - 2014
DO  - 10.3390/ijerph111111559
VL  - 11
IS  - 11

ER  -