词组短语
sub-saharan africa撒哈拉以南非洲
权威例句
High levels of human immunodeficiency virus type 1 in blood and semen of seropositive men in sub-Saharan Africa.
Exporting raises productivity in sub-Saharan African manufacturing firms
Early mortality among adults accessing antiretroviral treatment programmes in sub-Saharan Africa
A climate-based distribution model of malaria transmission in sub-Saharan Africa.
Patterns and Correlates of Bird Migrations in Sub-Saharan Africa
Educational level is associated with condom use within non-spousal partnerships in four cities of sub-Saharan Africa.
Condom use and its association with HIV/sexually transmitted diseases in four urban communities of sub-Saharan Africa
Concurrent sexual partnerships and HIV prevalence in five urban communities of sub-Saharan Africa.
Condom use and its association with HIV/sexually transmitted diseases in four urban communities of sub-Saharan Africa.
Male circumcision and HIV infection in four cities in sub-Saharan Africa