15519 shaares
3 résultats
taggé
africa
“There is,” Green adds, “a consistent association shown by our best studies, including the U.S.-funded ‘Demographic Health Surveys,’ between greater availability and use of condoms and higher (not lower) HIV-infection rates. This may be due in part to a phenomenon known as risk compensation, meaning that when one uses a risk-reduction ‘technology’ such as condoms, one often loses the benefit (reduction in risk) by ‘compensating’ or taking greater chances than one would take without the risk-reduction technology.”
Une arbre aux vertus nombreuses (santé, nutritive) et résistant à la sècheresse.
Une arbre aux vertus nombreuses (santé, nutritive) et résistant à la sècheresse.