African state cancels US-funded vaccine study

The proposed enrollment of thousands of newborns in a hepatitis B trial is “not going to happen,” Guinea Bissau’s foreign minister has said

Guinea-Bissau has stopped a controversial hepatitis B vaccine study funded by the administration of US President Donald Trump after the World Health Organization (WHO) raised ethical concerns about its design.

On Tuesday, the West African country’s foreign minister, Joao Bernardo Vieira, said...