مقالة · مجلة · 2014
Lutz Ehlkes, Anne Caroline Krefis, Benno Kreuels, Ralf Krumkamp, Ohene Adjei, Matilda Ayim‐Akonor و6 آخرون
International Journal of Health Geographics
اقرأه10.1186/1476-072x-13-35
كما طُبع: Matilda Ayim-Akonor
كما طُبع: Christof Vinnemeier