Maintaining a healthy weight and a healthy diet reduces the risk.<ref> http://society.guardian.co.uk/cancer/story/0,,686105,00.html </ref> <ref> http://unisci.com/stories/20021/0104023.htm </ref> | Maintaining a healthy weight and a healthy diet reduces the risk.<ref> http://society.guardian.co.uk/cancer/story/0,,686105,00.html </ref> <ref> http://unisci.com/stories/20021/0104023.htm </ref> |