What I know is that there's a company in the states which has obtained FDA approval and started to offer immune therapy. You can at least do some research and see if your cancer is within their capabilities. If it is, contact them and get an idea about the cost. Remember the movie Armagaddon? The funny guy Steve Buscemi thought the mission will fail so he borrowed a lot money to enjoy his time beforehand. You only live once, if this technology works for you then why not? You can figure how to repay your debts for the rest of your life. Maybe you have to temporarily quit this hobby but you will still be happy.