@CNN: A personalized cancer vaccine is safe and may lengthen the lives of ovarian cancer patients, a small clinical trial has found https://t.co/EpuW2yYfqP https://t.co/fjDPnglc8q

@CNN: A personalized cancer vaccine is safe and may lengthen the lives of ovarian cancer patients, a small clinical trial has found https://t.co/EpuW2yYfqP https://t.co/fjDPnglc8q