I hit my head on my desk. I broke my cheekbone, I got five stitches on my right eye.

So this is a photograph of Henry, two weeks after he had a malignant cancer removed from the left side of his face his cheekbone, his upper jaw, his eye socket.

Most of the patients at the clinic were children, many of whom have witnessed violence. Some had experienced it themselves. One boy getting treatment had been struck with shrapnel on a cheekbone and could no longer close his right eye.