World Health Organization

Caught up in anxiety, eight-year-old Chul in school tells his teacher that he is going to the bathroom but runs straight home.

A BAFTA award winning documentary looking at bilharzia - a disease that affects some 200 million people worldwide.

This animated cartoon has as a central figure a little man who lives in a flat in a large city and is subjected to overcrowding, noise, lack of light and air, water pollution, and other health hazards of city life.