Cancer is a disease where the patient can contribute a great deal of help himself if he or she can retain their morale and their hopes.
This is at the heart of all good education, where the teacher asks students to think and engages them in encouraging dialogues, constantly checking for understanding and growth.
My own personal preference is that the consumer, the individual person should be protected because individual people and the difference between individual people and the diversity we have between people on the planet is so important.