Despite extensive study in many malignancies, maintenance therapy has clinically benefited only two diseases: acute lymphocytic leukemia (ALL) and acute promyelocytic leukemia (APL).

• 尽管广泛的研究了多种恶性肿瘤，但维持疗法在临床上仅仅用于两种疾病：急性淋巴白血病（ALL）和急性骨髓性白血病（APL）。