Police raid offices of Danish researchers in Guinea-Bissau over vaccine trial

• Police in Guinea-Bissau raided offices of Danish researchers on Monday.
• Doses of hepatitis B vaccine intended for a vaccine trial on newborns were seized.
• The trial has been labeled 'unethical' by international health experts.
• Robert F. Kennedy Jr., the US Health Secretary, has attempted to fund the trial.
• The Danish researchers were praised by Robert F. Kennedy Jr.