english: These are people who were perfectly healthy two or three days before, and then two days later, they can no longer breathe, and this polio virus has paralyzed not only their arms and their legs, but also their breathing muscles.
non_english: Deze mensen waren enkele dagen ervoor perfect gezond. En twee dagen later waren ze plots niet meer in staat om te ademen. Dit poliovirus verlamde niet alleen hun armen en benen maar ook hun ademhalingsspieren.