Answer:
The disease progressed to a chronic illness in up to 25% of patients, and its late neurologic manifestations had a profound affect on Western history when it infected societal leaders; on societal morays as a means to curb the disease; and on public health practices. When the Medical Research Council conducted its survey of medical advances of greatest import, the largest number of responses was for the discovery of antibiotics by Alexander Fleming.
Step-by-step explanation: