A vaccine study is stopped in Guinea-Bissau. The study is about the hepatitis B vaccine.
The event happens in January 2026. It takes place in Guinea-Bissau, a country in Africa.
This is important because the government wants to control the study. They want to protect their country.
Now, the study cannot continue. The leaders of Guinea-Bissau make this decision.
In conclusion, the government stops the study to have more power. This is a big change for them.