Guinea-Bissau suspends US-funded vaccine trial as African scientists question its motives
Guinea-Bissau will implement a universal birth-dose policy for the Hepatitis B vaccine in 2027.Credit: Enrique Lopez-Tapia/Nature Picture Library/AlamyPublic-health authorities in Guinea-Bissau say that they have suspended a controversial US-funded hepatitis B vaccine study that has raised questions about who has authority over clinical research conducted in Africa conducted by research teams from other countries. At a press conference held on...









