BACKGROUND Sexual violence is a major public health issue, affecting 35% of women worldwide. Major risk factors for sexual assault include inadequate indoor sanitation and the need to travel to outdoor toilet facilities. We estimated how increasing the number of toilets in an urban township (Khayelitsha, South Africa) might reduce both economic costs and the incidence and social burden of sexua...

The origin of the SARS-coronavirus (SARS-CoV) has not been pinpointed with certainty. Yet, there is circumstantial evidence that SARS is likely a zoonosis, and that the virus originated in wild mammals and crossed the species barrier to humans. The link between wild animals and humans might involve game animals that were kept and traded in wet markets in southern China. Surveillance of game ani...