Dear Superhero,
Giving books to cancer patients is certainly overload. In your neighbors case, web sites are a better way to go. I am a technical writer and have applied my concise writing style and organization skills to such a web site. Since I don’t sell alternative cancer treatments, my information is more likely to be believed. I have a particular page designed as an intro for alternative treatments. That page explains why plant based medicine cannot be prescribed by doctors even though the better cancer treatments are plant based. You can find the printer version of that page here: http://alternativecancer.us/doctors_print.htm
That page also has a table which summarizes the performance and other aspects of 12 popular alternative cancer treatments. It looks like this: