Participation in another concurrent treatment protocol Patients already receiving hypomethylating agents will be allowed to enroll on the protocol and receive concurrent treatment with vitamin C Concurrent treatment for cancer except agents specified within the treatment protocol Concurrent disease - patients under treatment for concurrent medical conditions will be eligible for protocol treatment if, in the opinion of the physician responsible for hyperthermia treatment that the concurrent medical condition will neither interfere with the process of the treatment or patient assessments nor add significantly to the risks or complications of the treatment FOR ALL ARMS OF THE PROTOCOL Patients who are participating in a concurrent treatment protocol Patients who are participating in a concurrent treatment protocol Participation in another concurrent treatment protocol Must be no anticipated need for concurrent radiation therapy during protocol treatment. Participation in another concurrent treatment protocol Patients who are participating in a concurrent treatment protocol Concurrent conditions as listed in the protocol. Serious concurrent illness or clinically relevant active infection as defined in the protocol Patients for whom concurrent Adriamycin or gemcitabine chemotherapy is planned, unless on a concurrent protocol (such as a COG sponsored protocol) Patient is participating in a concurrent treatment protocol Concurrent therapy with protocol-defined excluded medications Patient is participating in a concurrent treatment protocol Significant active concurrent medical illness or infection precluding protocol treatment or survival Non-protocol concurrent hormonal therapy is not allowed No concurrent enrollment in another therapeutic protocol for the same diagnosis Others as defined in the protocol Others as defined in the protocol Patients are allowed to be on another study concurrent with this protocol Concurrent treatment with protocol-defined prohibited medications (refer to protocol for details) Patients who are participating in a concurrent treatment protocol Actively participating in protocol - or - Enrollment on the SJLIFE protocol Patients who are participating in a concurrent treatment protocol