Today, we highlight a Médecins Sans Frontières (MSF) piece on what the cold chain means in the world of vaccines and why it is so important. MSF nurse and midwife Dina Hovland captures the situation well: “In many places, you can often arrive at a health centre—a place that should be buzzing with children—to find it is totally empty, no staff or anything. You understand why when you see that the fridge to store the vaccines is broken and no child has been vaccinated in months.” Read more