“From the data we have, it still seems to be rare that an asymptomatic person actually transmits onward to a secondary individual,” said Dr. Maria Van Kerkhove, a top leader with the World Health Organization.
“From the data we have, it still seems to be rare that an asymptomatic person actually transmits onward to a secondary individual,” said Dr. Maria Van Kerkhove, a top leader with the World Health Organization.