Complex sentence: It is administered in a single treatment, which will cost $450,000, which Novartis said is cheaper than some bone marrow transplants, and Novartis will not charge patients who don't respond.
Split into simpler sentences: It is administered in a single treatment, which will cost $450,000, which Novartis said is cheaper than some bone marrow transplants. Novartis says it will not charge patients who don't respond.