The vaccination certificate is necessary to enter and leave Paraguay. The World Health Organization (WHO) has established that a single dose of yellow fever vaccine provides lifelong immunity.

“Any foreign person, not resident in Paraguay, coming from a risk area, must present the international certificate of vaccination against yellow fever to enter Paraguay,” the authorities ...

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 ...

More Deadly Than War After the Spanish-American War of 1898, during which far more U.S. troops died from yellow fever than in battle, another board came to Cuba in 1900 to study the disease ...

(Photo: File/Standard) Hundreds of travellers are stranded at the Busia border point following a directive that all visitors must produce a yellow fever immunisation certificate before they are ...

Yellow fever vaccination is mandatory for travel to 43 countries, including Kenya, Egypt, Algeria, Ghana, Nigeria, and Ethiopia. A vaccination certificate is a prerequisite for obtaining a visa to ...