One in five cases of Lassa fever — a disease that kills around 5,000 people a year in West Africa — could be due to human-to-human transmission, with a large proportion of these cases caused by ‘super-spreaders,’ according to new research.
One in five cases of Lassa fever — a disease that kills around 5,000 people a year in West Africa — could be due to human-to-human transmission, with a large proportion of these cases caused by ‘super-spreaders,’ according to new research.