dr. landau informed me i was finally --finally -- in remission.r maintenance, but this is a welcome step. >> when patients go into remission then i think it's great to be able to offer patients like yourself chemotherapy plus maintenance, which has been shown to provide long-term overall survival benefit. >> i am now doing physical therapy for my back and spine. i've started to ride bikes again. but i'm taking it slowly. and what i've learned about managing personal health care crises could fill a book. >> first of all, don't be afraid to ask questions. >> i would say, "make sure you're getting to a doctor that sees a high number of patients with your specific type of cancer. make sure you get a second opinion." >> dr. ken anderson at dana farber showed me around his lab. >> and we can understand which drugs or which combinations can actually make a difference. >> this is just one of the many places where impressive advances are being made in all types of cancer treatment. immunotherapy is one of the most promising developments. >> what's so hopef