مقالة · مجلة · 2022
Janet Michel, Nthabiseng Mohlakoana, Till Winfried Bärnighausen, Fabrizio Tediosi, David Evans, Di McIntyre و2 آخرون
BMC Health Services Research
اقرأه10.1186/s12913-022-07705-z
كما طُبع: Till Bärnighausen