In the 20th century, a vaccine for yellow fever was developed to protect people in regions where the disease still flourishes. Epidemics continued, however, during every decade of the century ...

In the 1930s, French and American scientists independently developed vaccines against yellow fever. The vaccines are not entirely without risk and are only administered to individuals living or ...

Dr. Thomas Monath, an adjunct professor at the Harvard School of Public Health, Boston, spent many years studying, and developing vaccines against, dengue and yellow fever. Rachel Gotbaum ...