Officials at the US Department of Health and Human Services, which awarded funding for the controversial study, say it will ...

Last week, officials at the Africa Centres for Disease Control and Prevention (Africa CDC) announced that health authorities ...

By Jessica Donati and Jennifer Rigby Jan 22 (Reuters) - A Trump-administration-funded study into the effects of hepatitis B ...

Guinea-Bissau's health minister says the government is suspending a Trump administration-backed hepatitis B vaccine study on ...

Despite US pushback, officials in west Africa say controversial hepatitis B study on pause amid ethics concerns ...

Plans for a controversial U.S.-funded hepatitis B vaccine study in Guinea-Bissau have been  paused pending further review ...

A planned U.S.-funded study of a hepatitis B vaccine drew widespread condemnation from researchers. Now the host country says it cannot proceed.

A controversial Hepatitis B vaccine safety trial will go on as planned in Africa, amid concerns over its ethics and design ...

Bissau’s disputed military takeover, as lawyers seek the release of opposition leader Domingos Simões Pereira and others held ...

Guinea-Bissau's junta said in a decree published on Wednesday that the country would hold presidential and legislative elections on December 6.