Patients must have a Karnofsky performance status >= 60% (i.e. the patient must be able to care for himself/herself with occasional help from others)Xx_NEWLINE_xXPatients must have a Karnofsky performance status >= 60% (i.e. the patient must be able to care for himself/herself with occasional help from others)Xx_NEWLINE_xXPatients must have a Karnofsky performance status >= 60% (i.e. the patient must be able to care for himself/herself with occasional help from others)Xx_NEWLINE_xXPatients must have a Karnofsky performance status (KPS) >= 60% (i.e. the patient must be able to care for himself/herself with occasional help from others)Xx_NEWLINE_xXPatients must have a Karnofsky performance status >= 60% (i.e. the patient must be able to care for himself/herself with occasional help from others)Xx_NEWLINE_xXPatients must have a Karnofsky performance status >= 60% (i.e. the patient must be able to care for himself/herself with occasional help from others)Xx_NEWLINE_xX