We all know what happens to a city under siege. As the enemy approaches, the defenders steel themselves to fight to the last man to protect their homes. The battle is fierce, the casualties many. No matter who wins, one thing is for certain, the city itself will sustain significant damage, and perhaps even be left in ruins.
World Hepatitis Day is on Jul. 28. Hepatitis B is a concern in Vietnam, with a least 5 percent of the population infected. Most people have heard of Hepatitis A and B, but not everyone knows that there is also Hepatitis C, D and E. While A and B can be prevented by vaccination, the other three cannot.