مقالة · مجلة · 2001
Bamenla Q. Goka, Harriet Kwarko, Jørgen Kurtzhals, Ben Gyan, Eugenia Ofori-Adjei, Sally-Ann Ohene و3 آخرون
Transactions of the Royal Society of Tropical Medicine and Hygiene
كما طُبع: Jorgen A.L. Kurtzhals
كما طُبع: Sally Ann Ohene
كما طُبع: Bartholomew D. Akanmori